Python |集1中的运算符函数-yiteyi-C++库

Python在“运算符”模块下为许多数学、逻辑、关系、位等操作提供了预定义函数。本文介绍了一些基本功能。

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1.加入（a，b） ：-此函数返回附加在给定的论点中。操作—— a+b。

2.分包（a、b） ：-此函数返回差别在给定的论点中。操作—— a-b。

3.mul（a，b） ：-此函数返回产品在给定的论点中。操作—— a*b。

                     # Python code to demonstrate working of                   
                     # add(), sub(), mul()                   
                             
                     # importing operator module                   
                     import                               operator                   
                             
                     # Initializing variables                   
                     a                               =                               4                   
                             
                     b                               =                               3                   
                             
                     # using add() to add two numbers                   
                     print                               (                               "The addition of numbers is :"                               ,end                               =                               "");                   
                     print                               (operator.add(a, b))                   
                             
                     # using sub() to subtract two numbers                   
                     print                               (                               "The difference of numbers is :"                               ,end                               =                               "");                   
                     print                               (operator.sub(a, b))                   
                             
                     # using mul() to multiply two numbers                   
                     print                               (                               "The product of numbers is :"                               ,end                               =                               "");                   
                     print                               (operator.mul(a, b))                   

输出：

The addition of numbers is:7
The difference of numbers is :1
The product of numbers is:12

4.特鲁迪夫（a、b） ：-此函数返回分开在给定的论点中。操作—— a/b。

5.楼面面积（a、b） ：-此函数还返回给定参数的除法。但价值是最低价值，即。 返回最大的小整数 . 操作—— a//b。

6.战俘（a、b） ：-此函数返回 指数化 在给定的论点中。操作—— a**b。

7.国防部（a、b） ：-此函数返回模数在给定的论点中。操作—— a%b。

                     # Python code to demonstrate working of                   
                     # truediv(), floordiv(), pow(), mod()                   
                             
                     # importing operator module                   
                     import                               operator                   
                             
                     # Initializing variables                   
                     a                               =                               5                   
                             
                     b                               =                               2                   
                             
                     # using truediv() to divide two numbers                   
                     print                               (                               "The true division of numbers is : "                               ,end                               =                               "");                   
                     print                               (operator.truediv(a,b))                   
                             
                     # using floordiv() to divide two numbers                   
                     print                               (                               "The floor division of numbers is : "                               ,end                               =                               "");                   
                     print                               (operator.floordiv(a,b))                   
                             
                     # using pow() to exponentiate two numbers                   
                     print                               (                               "The exponentiation of numbers is : "                               ,end                               =                               "");                   
                     print                               (operator.                               pow                               (a,b))                   
                             
                     # using mod() to take modulus of two numbers                   
                     print                               (                               "The modulus of numbers is : "                               ,end                               =                               "");                   
                     print                               (operator.mod(a,b))                   

输出：

The true division of numbers is: 2.5
The floor division of numbers is: 2
The exponentiation of numbers is: 25
The modulus of numbers is: 1

8.lt（a，b） ：-此函数用于 检查a是否小于b .如果a小于b，则返回true，否则返回false。操作—— a .

9.乐（a，b） ：-此函数用于 检查a是否小于或等于b .如果a小于或等于b，则返回true，否则返回false。操作—— a<=b .

10.等式（a，b） ：-此函数用于 检查a是否等于b .如果a等于b，则返回true，否则返回false。操作—— a==b .

                     # Python code to demonstrate working of                   
                     # lt(), le() and eq()                   
                             
                     # importing operator module                   
                     import                               operator                   
                             
                     # Initializing variables                   
                     a                               =                               3                   
                             
                     b                               =                               3                   
                             
                     # using lt() to check if a is less than b                   
                     if                               (operator.lt(a,b)):                   
                                         print                               (                               "3 is less than 3"                               )                   
                     else                               :                               print                               (                               "3 is not less than 3"                               )                   
                             
                     # using le() to check if a is less than or equal to b                   
                     if                               (operator.le(a,b)):                   
                                         print                               (                               "3 is less than or equal to 3"                               )                   
                     else                               :                               print                               (                               "3 is not less than or equal to 3"                               )                   
                             
                     # using eq() to check if a is equal to b                   
                     if                               (operator.eq(a,b)):                   
                                         print                               (                               "3 is equal to 3"                               )                   
                     else                               :                               print                               (                               "3 is not equal to 3"                               )                   

输出：

3 is not less than 3
3 is less than or equal to 3
3 is equal to 3

11.gt（a、b） ：-此函数用于 检查a是否大于b .如果a大于b，则返回true，否则返回false。操作—— a>b .

12.通用电气（a、b） ：-此函数用于 检查a是否大于或等于b .如果a大于或等于b，则返回true，否则返回false。操作—— a>=b .

13.ne（a、b） ：-此函数用于 检查a是否不等于b或是否等于 .如果a不等于b，则返回true，否则返回false。操作—— a！=B .

                     # Python code to demonstrate working of                   
                     # gt(), ge() and ne()                   
                             
                     # importing operator module                   
                     import                               operator                   
                             
                     # Initializing variables                   
                     a                               =                               4                   
                             
                     b                               =                               3                   
                             
                     # using gt() to check if a is greater than b                   
                     if                               (operator.gt(a,b)):                   
                                         print                               (                               "4 is greater than 3"                               )                   
                     else                               :                               print                               (                               "4 is not greater than 3"                               )                   
                             
                     # using ge() to check if a is greater than or equal to b                   
                     if                               (operator.ge(a,b)):                   
                                         print                               (                               "4 is greater than or equal to 3"                               )                   
                     else                               :                               print                               (                               "4 is not greater than or equal to 3"                               )                   
                             
                     # using ne() to check if a is not equal to b                   
                     if                               (operator.ne(a,b)):                   
                                         print                               (                               "4 is not equal to 3"                               )                   
                     else                               :                               print                               (                               "4 is equal to 3"                               )                   

输出：

4 is greater than 3
4 is greater than or equal to 3
4 is not equal to 3

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