When you're just defining a string with no variables inside, always use single quotes. Single quotes don't try to expand any variables inside and treat the string literally. This is atinybit faster to process, eliminates the possibility of unwanted variable expansion, and is just more intentio...
$string = "Hello `'World`'" $string OUTPUT 1 2 3 Hello 'World' Using String Concatenation Operator Use string concatenation operator (+) to add double quotes to string in PowerShell. Use + Operator 1 2 3 4 $string = "Hello " + """World""" $string OUTPUT 1 2 3 Hello ...
Array Contains String not comparing. Array Counts Array Dropdown set to a variable Array to string and spaces Array to string using newlines possible? Asset Inventory - Assistance with Powershell Script ASSIGN AN HTML BLOCK TO A VARIABLE Assigning a timeout to invoke-command Assigning Multiple Va...
In this example, $c gets expanded to “System.Diagnostics.Process (calc)”. The problem is that you wanted the $c.Handles to be expanded. PSMDTAG:FAQ: How do I expand an expression in a string? Windows PowerShell will expand a variable or an expression in a string. Variables look lik...
Set-Variable AB A,B argument 'A','B' (array) CMD /CECHO A,B argument 'A,B' (string) CMD /CECHO $AB expression 'A B' (array) CMD /CECHO :$AB argument ':A B' (string) Handling special characters The backtick character (`) can be used to escape any special character in an...
Variable substitution PowerShell has another option that is easier. You can specify your variables directly in the strings. PowerShell $message="Hello,$first$last." The type of quotes you use around the string makes a difference. A double quoted string allows the substitution but a sing...
Double quotes gives you adynamicelement to string values. You will encounter this type of string quotation when the string contains dynamic data from variables stored in memory or dynamically generated. Consider the following example: # Same as previous example. Create a variable with a simple valu...
Normally, $var would have been an Int32, but here I've forced Windows PowerShell to make $var a String, ensuring I can use all the methods associated with the System.String class. The variable type declaration also provides a handy kind of self-documentation to the code, since it's now...
looking. By repeatedly passing in the return value from the previous call to FindWindowEx, I effectively advance one window handle on each iteration through the do...while loop inFigure 4. I stop iterating when the local ct variable reaches the value of index, which is passed in as an ...
In this example, the environment variableFOOis added to the session withfooas the value. The example runsStart-Processthree times, returning the value ofFOOeach time. The first command doesn't override the environment variable. In the second command,FOOis set tobar. In the third command,FOO...