inputFormatters: [LengthLimitingTextInputFormatter(11)],
inputFormatters: [WhitelistingTextInputFormatter.digitsOnly],
//键盘类型 keyboardType: TextInputType.text,
inputFormatters: [LengthLimitingTextInputFormatter(11)],
inputFormatters: [WhitelistingTextInputFormatter.digitsOnly],
//键盘类型 keyboardType: TextInputType.text,