flutter去掉输入框最大字数显示
https://blog.csdn.net/u012482065/article/details/89017510
new TextField(
maxLength:11 ,
enabled:widget.phone == null?true:false,
keyboardType: TextInputType.number,
decoration: InputDecoration(
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,
);
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