String.charAt()

String

String() 描述 Access a particular character of the String. 語法 string.charAt(n) 參數 string: a variable of type String n: the character to access 返回值 the n'th character of the String 返回String 返回Arduino語法參考列表 更多建議和問題歡迎反饋至 YFRobot論壇