flutter去掉输入框最大字数显示

new TextField(
       maxLength:11 ,
       enabled:widget.phone == null?true:false,
       keyboardType: TextInputType.number,
       decoration: Inputdecoration(`在这里插入代码片`
       counterText: "",//此处控制最大字符是否显示
       hintText: widget.phone == null?'手机号':widget.phone,
       hintStyle: TextStyle(fontSize: 14,color: AppColors.colorGrayText),
       border: InputBorder.none,
     ),
     controller: _phoneContro,    ));