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AngularJS表单验证,手动验证或自动验证

发布时间:2015-12-05 16:00:16
AngularJS的表单验证大致有两种,一种是手动验证,一种是自动验证。手动验证所谓手动验证是通过AngularJS表单的属性来验证。而成为AngularJS表单必须满足两个条件:1、给form元素加上novalidate="novalidate";2、给fo ...

 

AngularJS的表单验证大致有两种,一种是手动验证,一种是自动验证。● 给form加上novalidate="novalidate"意味着表单将不再使用HTML5验证特性在second.js文件中定义了module,controller以及提交表单的方法。

 

var myApp1 = angular.module('myApp1',[]);myApp1.controller('myCtrl1', function($scope, $http){  $scope.formModel = {};  $scope.onSubmit = function(){    $http.post('someurl',$scope.formModel)      .success(function(data){        console.log(':)');      })      .error(function(data){        console.log(':(');      });    console.log($scope.formModel);  };});

自动验证

AngularJS的另外一种表单验证方式是自动验证,即通过directive来实现,除了AngularJS自带的directive,还需要用到angular-auto-validate这个第三方module。● 安装:npm install angular-localize --save<script src='/images/loading.gif' data-original="../node_modules/angular-sanitize/angular-sanitize.min.js"></script>● 安装:bower install angular-ladda --save<script src='/images/loading.gif' data-original="../bower_components/ladda/dist/spin.min.js"></script>页面如下:

 

<!DOCTYPE html><html lang="en" ng-app="myApp1"><head> <meta charset="gb2312"> <title></title> <link rel="stylesheet" href="../node_modules/bootstrap/dist/css/bootstrap.min.css"/> <link rel="stylesheet" href="../bower_components/ladda/dist/ladda-themeless.min.css"/> <link rel="stylesheet" href="../css/main.css"/></head><body><nav class="navbar navbar-inverse navbar-fixed-top"> <div class="container">  <div class="navbar-header">   <a href="http://www.cnblogs.com//" class="navbar-brand">Form Validating Auto</a>  </div> </div></nav><div class="container main-content" ng-controller="myCtrl1"> <!--novalidate让表单不要使用html验证--> <!--theForm变成scope的一个字段--> <form ng-submit="onSubmit()" novalidate="novalidate">  <div class="form-group">   <label for="name" class="control-label">Name</label>   <input type="text" class="form-control" id="name" ng-model="formModel.name" required="required"/>  </div>  <div class="form-group">   <label for="email" class="control-label">Email</label>   <input type="email" class="form-control" id="email" ng-model="formModel.email" required="required"/>  </div>  <div class="form-group">   <label for="username" class="control-label">Username</label>   <input type="text"       class="form-control"       id="username"       ng-model="formModel.username"       required="required"       ng-pattern="/^[A-Za-z0-9_]{1,32}$/"       ng-minlength="7"       ng-pattern-err-type="badUsername"    />  </div>  <div class="form-group">   <label for="age" class="control-label">Age</label>   <input type="number"       class="form-control"       id="age"       ng-model="formModel.age"       required="required"       min="18"       max="65"       ng-min-err-type="tooYoung"       ng-max-err-type="tooOld"    />  </div>  <div class="form-group">   <label for="sex" class="control-label">Sex</label>   <select name="sex" id="sex" class="form-control" ng-model="formModel.sex" required="required">    <option value="">Please choose</option>    <option value="male">Mail</option>    <option value="femail">Femail</option>   </select>  </div>  <div class="form-group">   <label for="password" class="control-label">Password</label>   <input type="text" class="form-control" id="password" ng-model="formModel.password" required="required" ng-minlength="6"/>  </div>  <div class="form-group">   <!--<button ng-click="onSubmit()">Register</button>-->   <button class="btn btn-primary"       ladda = "submitting"       data-style="expand-right"       type="submit">    <span ng-show="submitting">正在注册...</span>    <span ng-show="!submitting">注册</span>   </button>  </div>   <pre>    {{formModel | json}}   </pre> </form></div><script src='/images/loading.gif' data-original="../node_modules/angular/angular.min.js"></script><script src='/images/loading.gif' data-original="form_validation_auto.js"></script><script src='/images/loading.gif' data-original="../node_modules/angular-auto-validate/dist/jcs-auto-validate.min.js"></script><script src='/images/loading.gif' data-original="../node_modules/angular-sanitize/angular-sanitize.min.js"></script><script src='/images/loading.gif' data-original="../node_modules/angular-localize/angular-localize.min.js"></script><script src='/images/loading.gif' data-original="../bower_components/ladda/dist/spin.min.js"></script><script src='/images/loading.gif' data-original="../bower_components/ladda/dist/ladda.min.js"></script><script src='/images/loading.gif' data-original="../bower_components/angular-ladda/dist/angular-ladda.min.js"></script></body></html>
再拿表单中的Age字段来说:

 

<div class="form-group"> <label for="age" class="control-label">Age</label> <input type="number"     class="form-control"     id="age"     ng-model="formModel.age"     required="required"     min="18"     max="65"     ng-min-err-type="tooYoung"     ng-max-err-type="tooOld"  /></div>

原标题:AngularJS表单验证,手动验证或自动验证

关键词:JS

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