String methods

縮寫
縮寫 在 PowerShell 中 
Function Get-Acronym() {
    [CmdletBinding()]
    Param (
        [string]$Phrase
    )
    ( $Phrase -replace "[-_]"," " -split " " | Foreach-Object {$_[0].ToString().ToUpper()} ) -join ""
}

Find and replace strings.
About Split operator.
About Join operator.

Translation missing: zh-TW.number.nth.ordinalized Sep 2026 · 覺得有幫助嗎？

PowerShell 中 縮寫 的其他解法

我們社群解決這個練習的其他方式
Function Get-Acronym() {
    [CmdletBinding()]
    Param (
        [string]$Phrase
    )
    (-join ([regex]::Matches($Phrase, "\p{L}+'?\p{L}*") | ForEach-Object { $_.Value[0] })).ToUpper()
}
Regular expression

Approach using regular expression to deal with string 

foreach ($char in $Phrase.ToCharArray()) {
    if ($newWord -and $char -match "[a-z]") {
        $acronym += $char
        $newWord = $false
    }
    if (-not $newWord -and $char -match "[_\- ]") {
        $newWord = $true
    }
Loop and boolean

Approach using foreach loop and boolean flag