関連ワード:  powershell take first character of string    powershell check first character of string    powershell select first character of string    powershell remove first character of string    powershell remove first char of string    powershell get only 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  
結果 : powershell take first character of string