Python 语言允许在一个循环体里面嵌入另一个循环。 Python for 循环嵌套语法: for iterating_var in sequence: for iterating_var in sequence: statements(s) statements(s) 1. 2. 3. 4. Python while 循环嵌套语法: while expression: while expression
if (condition) { // Code to execute if condition is true } 这里的“condition”是一个布尔表达式,当该表达式的值为真(通常是true或者非零值)时,if语句所包围的代码块(大括号{}中的部分)就会执行。如果条件为假,则跳过这部分代码不执行。 二、SYNTAX VARIATIONS 虽然if语句的逻辑结构在各种语言中通常保持一...
在Python中,多条件if语句通常使用if-elif-else结构来处理不同的条件分支。这种结构允许你根据不同的条件执行不同的操作。下面是一个基本的示例: 代码语言:txt 复制 x = 10 if x < 0: print("x is negative") elif x == 0: print("x is zero") else: print("x is positive") ...
elif … sequence is a substitute for the switch or case statements found in other languages.可以有多个elif语句,关键词elif是else if的缩简写,用于缩减语句长度。if … elif … elif … 与其他语言的switch或case语句的作用相近。if condition_1:statement_block_1 elif condition_2:statement_block_2 else...
Python if...else StatementIn computer programming, the if statement is a conditional statement. It is used to execute a block of code only when a specific condition is met. For example, Suppose we need to assign different grades to students based on their scores....
Python是一种高级编程语言,它支持多种条件判断和逻辑运算。在编写Python程序时,经常需要根据多个条件进行判断并执行相应的操作。在这种情况下,可以使用if语句来实现多个条件的判断。本文将介绍如何在Python中使用if语句进行多个条件的判断。二、基本语法 在Python中,if语句的基本语法如下所示:if condition1:statement1...
By checking the value of name using theif __name__ == '__main__'condition, you can control which code is executed in different scenarios. If the condition is True, then the indented code block following the conditional statement is executed, while if it is False, the code block is ski...
Python条件控制语句 Python中的条件控制语句 (Conditional control statement)是通过一条或者多条语句的执行结果(True 或者 False),来决定执行的代码逻辑 。 关键词:它包含if、elif、else关键字, Python 中是不存在else if的写法,只存在 elif 这种写法。
if还有另外一种形式,它包含一个statement可选语句部分,该组件在条件判断之前运行。它的语法是 if statement; condition { } 1. 2. 让我们重写程序,使用上面的语法来查找数字是偶数还是奇数。 package main import ( "fmt" ) func main() { if num := 10; num % 2 == 0 { //checks if number is ev...
There are 2 main parts of any “if” statement: the condition, and the statements that you want python to execute. “if”语句由2个主要部分组成:条件和你希望python执行的语句。 “If” statements evaluate any condition that you pass to it in the same line. This is mostly selfexplanatory. If...