AI 编程工具xxxxxxxxxx<html><head><meta charset="utf-8"><script src="https://cdn.staticfile.net/angular.js/1.4.6/angular.min.js"></script></head><body><div ng-app="myApp" ng-controller="personCtrl"><button ng-click="toggle()">隐藏/显示</button><p ng-show="myVar">名: <input type=text ng-model="person.firstName"><br>