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<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>