Test-IsHexadecimal.ps1
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function Test-IsHexadecimal { <# .SYNOPSIS Tests is the input string is valid hexadecimal .PARAMETER String The string to be validated .EXAMPLE Test-IsHexadecimal -String 12d87f5 True .EXAMPLE 'ad3','56g' | Test-IsHexadecimal True False #> [CmdletBinding()] param ( [parameter(Mandatory, ValueFromPipeline, Position = 0)] [Alias('Input')] [string[]]$String ) process { foreach ($s in $String) { Write-Verbose $s $s -match "\A\b[0-9a-fA-F]+\b\Z" } } } |