运行 ❯
获取您
自身
网站
×
更改方向
保存代码
更改主题,深色/浅色
前往 Spaces
<!DOCTYPE html> <html> <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"></script> <body ng-app=""> <form name="myForm"> <p>Try writing more than five letters in the input field:</p> <input name="myInput" ng-model="myInput" ng-maxlength="5"> <h1 ng-if="!myForm.myInput.$valid">The value is too long</h1> </form> <p>In this example, we will display an error if the field is contains more than five characters.</p> </body> </html>