How do you write an IF THEN statement in PowerShell?

How do you write an IF THEN statement in PowerShell?

The syntax of If statements in PowerShell is pretty basic and resembles other coding languages. We start by declaring our If statement followed by the condition wrapped in parentheses. Next, we add the statement or command we want to run if the condition is true and wrap it in curly brackets.

What is the IF ELSE statement in PowerShell?

What are If-Else Conditions in PowerShell? The if-else condition is used to execute a code block based on specific conditions that need to be true. You can also add more than one condition to your script. Furthermore, an else block can be defined to execute if all conditional statements are tested false.

Can you do an if statement in PowerShell?

The if and else statements take a script block, so we can place any PowerShell command inside them, including another if statement. This allows you to make use of much more complicated logic.

How do I use multiple if else in PowerShell?

Powershell – Nested If Else Statement

  1. Syntax. The syntax for a nested if…else is as follows − if(Boolean_expression 1) { // Executes when the Boolean expression 1 is true if(Boolean_expression 2) { // Executes when the Boolean expression 2 is true } }
  2. Example.
  3. Output.

How do you write or condition in PowerShell?

As a result, you can use these statements in the same way that you would use the If statement….Long description.

Operator Description Example
-or Logical OR. TRUE when either (1 -eq 1) -or (1 -eq 2)
statement is TRUE. True
-xor Logical EXCLUSIVE OR. TRUE when (1 -eq 1) -xor (2 -eq 2)
only one statement is TRUE False

How do I break an IF ELSE loop in PowerShell?

The Break statement is used in PowerShell to exit the loop immediately. It can also be used to stop the execution of a script when it is used outside the switch or loop statement….Break Statement

  1. PS C:\> for($a=1; $a -lt 10; $a++)
  2. >> {
  3. >> if ($a -eq 6)
  4. >> {
  5. >> break.
  6. >> }
  7. >> echo $a.
  8. >> }

What is a statement block in PowerShell?

In the PowerShell programming language, a script block is a collection of statements or expressions that can be used as a single unit. A script block can accept arguments and return values. Syntactically, a script block is a statement list in braces, as shown in the following syntax: {}

Which keywords are allowed in a IF statement PowerShell?

Like most programming languages, PowerShell uses the keywords if/else and switch for this purpose….if statement in PowerShell ^

  • PowerShell commands are case-insensitive, so you can use If, if, or IF.
  • The boolean condition has to be in parentheses.

What is void PowerShell?

PowerShell implicitly outputs values that are neither captured in a variable, suppressed (as with [void] (…) , $null = , or Out-Null ), redirected (with > / >> ), nor sent through the pipeline ( | ) to another command. See the bottom section of this answer for the design rationale behind this behavior.

How do you break a PowerShell command?

Open a PowerShell console session, type exit , and press the Enter key. The PowerShell console will immediately close. This keyword can also exit a script rather than the console session.

How to use IF ELSE statements in PowerShell?

In PowerShell, the If statement can only execute certain blocks of code when the specified condition is True. Let’s look at some examples of using If Else statements in PowerShell. The simplest PowerShell construct with If statement looks like this: $isActive = $true if ($isActive) { Write-Output “The value is True” }

What is elseif in PowerShell?

Else If in PowerShell Introduction to Else If in PowerShell If / else conditions are the most useful conditions in a scripting language and you may want to use multiple times while writing script. If the first condition in If the statement fails then the second stage is ElseIf statement.

Can I use pipeline expressions in PowerShell if statements?

It’s perfectly valid to use pipeline expressions or other PowerShell statements like this: These expressions can be combined with each other with the -and and -or operators, but you may have to use parenthesis to break them into subexpressions. Having a no result or a $null value evaluates to $false in the if statement.

What happens if TEST1 is true in PowerShell?

If is true, runs, and PowerShell exits the If statement. If is false, PowerShell evaluates the condition specified by the conditional statement. For more information about boolean evaluation, see about_Booleans.