関連ワード:  powershell get first characters of string    powershell get first letter of string    powershell select first characters of string    powershell check first character of string    powershell take first character of string    powershell get first 3 characters of string    powershell get first 4 characters of string    powershell get first n characters of string    powershell get first 2 characters of string    powershell get first 10 characters of string  
結果 : powershell get first characters of string