CSS |空单元格属性-yiteyi-C++库

此属性用于指定是否在表格的空单元格中显示边框。

null

语法：

empty-cells: show|hide|initial|inherit;

默认值：

显示

属性值：

显示属性： 此属性用于显示空单元格上的边框。

语法：
```
empty-cell: show;
```

例子：

html

                             <!DOCTYPE html>                           
                             <                                           html                                           >                           
                                                         <                                           head                                           >                           
                                                         <                                           title                                           >empty-cell property</                                           title                                           >                           
                                                         <                                           style                                           >                           
                                                         table.geek {                           
                                                         empty-cells: show;                           
                                                         }                           
                                                         td {                           
                                                         text-align:center;                           
                                                         }                           
                                                         .gfg {                           
                                                         font-size:40px;                           
                                                         font-weight:bold;                           
                                                         color:green;                           
                                                         }                           
                                                         .geeks {                           
                                                         font-size:17px;                           
                                                         }                           
                                                         </                                           style                                           >                           
                                                         </                                           head                                           >                           
                                                         <                                           body                                           >                           
                                                         <                                           center                                           >                           
                                                         <                                           div                                           class                                           =                                           "gfg"                                           >GeeksforGeeks</                                           div                                           >                           
                                                         <                                           div                                           class                                           =                                           "geeks"                                           >A computer science                           
                                                         portal for geeks</                                           div                                           >                           
                                         
                                                         <                                           h2                                           >empty-cells: show;</                                           h2                                           >                           
                                                         <                                           table                                           class                                           =                                           "geek"                                           border                                           =                                           "1"                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           >C Programming</                                           td                                           >                           
                                                         <                                           td                                           >C++ Programming</                                           td                                           >                           
                                                         </                                           trA                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           >Java</                                           td                                           >                           
                                                         <                                           td                                           ></                                           td                                           >                           
                                                         </                                           tr                                           >                           
                                                         </                                           table                                           >                           
                                                         </                                           center                                           >                           
                                                         </                                           body                                           >                           
                             </                                           html                                           >                           

输出：

隐藏属性： 此属性用于在表的空单元格中隐藏边框。

语法：
```
empty-cell: hide;
```

例子：

html

                             <!DOCTYPE html>                           
                             <                                           html                                           >                           
                                                         <                                           head                                           >                           
                                                         <                                           title                                           >empty-cell property</                                           title                                           >                           
                                                         <                                           style                                           >                           
                                                         table.geek {                           
                                                         empty-cells: hide;                           
                                                         }                           
                                                         td {                           
                                                         text-align:center;                           
                                                         }                           
                                                         .gfg {                           
                                                         font-size:40px;                           
                                                         font-weight:bold;                           
                                                         color:green;                           
                                                         }                           
                                                         .geeks {                           
                                                         font-size:17px;                           
                                                         }                           
                                                         </                                           style                                           >                           
                                                         </                                           head                                           >                           
                                                         <                                           body                                           >                           
                                                         <                                           center                                           >                           
                                                         <                                           div                                           class                                           =                                           "gfg"                                           >GeeksforGeeks</                                           div                                           >                           
                                                         <                                           div                                           class                                           =                                           "geeks"                                           >A computer science                           
                                                         portal for geeks</                                           div                                           >                           
                                         
                                                         <                                           h2                                           >empty-cells: show;</                                           h2                                           >                           
                                                         <                                           table                                           class                                           =                                           "geek"                                           border                                           =                                           "1"                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           >C Programming</                                           td                                           >                           
                                                         <                                           td                                           >C++ Programming</                                           td                                           >                           
                                                         </                                           trA                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           >Java</                                           td                                           >                           
                                                         <                                           td                                           ></                                           td                                           >                           
                                                         </                                           tr                                           >                           
                                                         </                                           table                                           >                           
                                                         </                                           center                                           >                           
                                                         </                                           body                                           >                           
                             </                                           html                                           >                           

输出：

初始属性： 此属性用于设置默认属性。

语法：
```
empty-cell: initial;
```

例子：

html

                             <!DOCTYPE html>                           
                             <                                           html                                           >                           
                                                         <                                           head                                           >                           
                                                         <                                           title                                           >empty-cell property</                                           title                                           >                           
                                                         <                                           style                                           >                           
                                                         table.geek {                           
                                                         empty-cells: initial;                           
                                                         }                           
                                                         td {                           
                                                         text-align:center;                           
                                                         }                           
                                                         .gfg {                           
                                                         font-size:40px;                           
                                                         font-weight:bold;                           
                                                         color:green;                           
                                                         }                           
                                                         .geeks {                           
                                                         font-size:17px;                           
                                                         }                           
                                                         </                                           style                                           >                           
                                                         </                                           head                                           >                           
                                                         <                                           body                                           >                           
                                                         <                                           center                                           >                           
                                                         <                                           div                                           class                                           =                                           "gfg"                                           >GeeksforGeeks</                                           div                                           >                           
                                                         <                                           div                                           class                                           =                                           "geeks"                                           >A computer science                           
                                                         portal for geeks</                                           div                                           >                           
                                         
                                                         <                                           h2                                           >empty-cells: show;</                                           h2                                           >                           
                                                         <                                           table                                           class                                           =                                           "geek"                                           border                                           =                                           "1"                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           >C Programming</                                           td                                           >                           
                                                         <                                           td                                           >C++ Programming</                                           td                                           >                           
                                                         </                                           trA                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           >Java</                                           td                                           >                           
                                                         <                                           td                                           ></                                           td                                           >                           
                                                         </                                           tr                                           >                           
                                                         </                                           table                                           >                           
                                                         </                                           center                                           >                           
                                                         </                                           body                                           >                           
                             </                                           html                                           >                           

输出：

继承财产： 此属性用于从其父级继承属性。

语法：
```
empty-cell: inherit;
```

例子：

html

                             <!DOCTYPE html>                           
                             <                                           html                                           >                           
                                                         <                                           head                                           >                           
                                                         <                                           title                                           >empty-cell property</                                           title                                           >                           
                                                         <                                           style                                           >                           
                                                         table.geek {                           
                                                         empty-cells: initial;                           
                                                         }                           
                                                         .g4g {                           
                                                         empty-cells: inherit;                           
                                                         }                           
                                                         td {                           
                                                         text-align:center;                           
                                                         }                           
                                                         .gfg {                           
                                                         font-size:40px;                           
                                                         font-weight:bold;                           
                                                         color:green;                           
                                                         }                           
                                                         .geeks {                           
                                                         font-size:17px;                           
                                                         }                           
                                                         </                                           style                                           >                           
                                                         </                                           head                                           >                           
                                                         <                                           body                                           >                           
                                                         <                                           center                                           >                           
                                                         <                                           div                                           class                                           =                                           "gfg"                                           >GeeksforGeeks</                                           div                                           >                           
                                                         <                                           div                                           class                                           =                                           "geeks"                                           >A computer science                           
                                                         portal for geeks</                                           div                                           >                           
                                         
                                                         <                                           h2                                           >empty-cells: show;</                                           h2                                           >                           
                                                         <                                           table                                           class                                           =                                           "geek"                                           border                                           =                                           "1"                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           >C Programming</                                           td                                           >                           
                                                         <                                           td                                           >Algorithm</                                           td                                           >                           
                                                         </                                           tr                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           ></                                           td                                           >                           
                                                         <                                           td                                           >                           
                                                         <                                           table                                           class                                           =                                           "g4g"                                           border                                           =                                           "1"                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           >DP</                                           td                                           >                           
                                                         <                                           td                                           >Backtracking</                                           td                                           >                           
                                                         </                                           tr                                           >                           
                                                         <                                           tr                                           >                           
                                                         <                                           td                                           >Sorting</                                           td                                           >                           
                                                         <                                           td                                           ></                                           td                                           >                           
                                                         </                                           tr                                           >                           
                                                         </                                           table                                           >                           
                                                         </                                           td                                           >                           
                                                         </                                           tr                                           >                           
                                                         </                                           table                                           >                           
                                                         </                                           center                                           >                           
                                                         </                                           body                                           >                           
                             </                                           html                                           >                           