input number

输入框限制

onkeyup="this.value=this.value.replace(/\D/g,'')" onafterpaste="this.value=this.value.replace(/\D/g,'')" pattern="[0-9]"

输入正则限制，并提示

<input type="text" id="mobile" name="mobile" placeholder="手机号" pattern="^1[0-9]{1}\d{9}" class="col-xs-12" value="{{Request::get('mobile')}}" title="手机号格式不符">

验证数字区间，0-100

^(\d{1,2}(\.\d+)?|100|NA)$