JSFiddle - React, Tailwind, and code Playground
by ak2k99
HTML
<form ng-app ng-controller="Ctrl">
<input ng-model="text">
<button ng-disabled="text.length == 0">Reset</button>
<button ng-disabled="text.length === 0">Submit</button>
</form>
<script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.0.2/angular.min.js"></script>
JavaScript
function Ctrl($scope) {
$scope.text = "";
}