📅  最后修改于: 2020-11-19 07:59:45             🧑  作者: Mango
在某些情况下,您需要多次执行一个代码块。通常,语句是按顺序执行的:函数的第一个语句首先执行,然后第二个执行,依此类推。
编程语言提供了各种控制结构,允许更复杂的执行路径。
循环语句使我们可以多次执行一个语句或一组语句,以下是大多数编程语言中循环语句的一般形式-
PowerShell编程语言提供以下类型的循环来处理循环需求。单击以下链接以查看其详细信息。
Sr.No. | Loop & Description |
---|---|
1 | for loop
Execute a sequence of statements multiple times and abbreviates the code that manages the loop variable. |
2 | forEach loop
Enhanced for loop. This is mainly used to traverse collection of elements including arrays. |
3 | while loop
Repeats a statement or group of statements while a given condition is true. It tests the condition before executing the loop body. |
4 | do…while loop
Like a while statement, except that it tests the condition at the end of the loop body. |