Powershell - Looping


There may be a situation when you need to execute a block of code several number of times. In general, statements are executed sequentially: The first statement in a function is executed first, followed by the second, and so on.

Programming languages provide various control structures that allow for more complicated execution paths.

A loop statement allows us to execute a statement or group of statements multiple times and following is the general form of a loop statement in most of the programming languages −

Loop Architecture

PowerShell programming language provides the following types of loop to handle looping requirements. Click the following links to check their detail.

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.

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