angularJs表單校驗(yàn)

2024-04-27 15:17:10

字體：大中小

供稿：網(wǎng)友

<!DOCTYPE html><html ng-app="angularFormCheckModule">    <head>        <meta charset="UTF-8">        <title>angular表單校驗(yàn)</title>        <link rel="stylesheet" href="../CSS/bootstrap.min.css" />        <style>            span{                color: red;            }        </style>    </head>    <body ng-controller="angularFormCheckCtrl">        <!--使用angular校驗(yàn)，每一個(gè)校驗(yàn)的項(xiàng)都必須用ng-model，不然無(wú)法執(zhí)行在臟檢查，就無(wú)法校驗(yàn)-->        <form name="angularForm" novalidate method="post">            <table class="table table-bordered">                <tr>                    <td>用戶(hù)名</td>                    <td>                        <input type="number" required="required" ng-model="user.userName" name="userName" ng-minlength="6"/>                        <!--angularForm.userName.$dirty檢查是否是第一次輸入！網(wǎng)上有很多種方法校驗(yàn)是否是第一次輸入-->                        <span class="warning" ng-show="angularForm.userName.$dirty && angularForm.userName.$error.required">*</span>                        <span class="warning" ng-show="angularForm.userName.$error.number">只能輸入數(shù)字</span>                        <span class="warning" ng-show="angularForm.userName.$error.minlength">最少為6位數(shù)</span>                    </td>                </tr>                <tr>                    <td>密碼</td>                    <td>                        <!--這里的id,一定要等于compare-pwd的值，因?yàn)橹噶罾锩媸歉鶕?jù)Id取值的-->                        <input type="passWord" required="required" ng-minlength="6" name="pwd" ng-model="user.password" id="pwd"/>                        <!--angularForm.pwd.$PRistine首次輸入，不太清楚的就自己運(yùn)行，去掉條件一個(gè)一個(gè)的試！-->                        <span class="warning" ng-show="!angularForm.pwd.$pristine && angularForm.pwd.$error.required">*</span>                        <span class="warning" ng-show="angularForm.pwd.$error.minlength">最少為6位數(shù)</span>                    </td>                </tr>                <tr>                    <td>確認(rèn)密碼</td>                    <td>                        <!--這里compare-pwd的值，要等于被比較的對(duì)象的name屬性值，即第一個(gè)密碼框的name值-->                        <input type="password" required="required" name="pwd2"  compare-pwd="pwd" ng-model="pwd2"/>                        <span class="warning" ng-show="angularForm.pwd2.$error.required">*</span>                        <!--注意這里的pwdmatch,是指令里面設(shè)置的-->                        <span class="warning" ng-show="angularForm.pwd2.$error.pwdmatch">X</span>                        <span class="warning" ng-show="angularForm.pwd2.$valid" style="color: green;">OK</span>                        <!--                            其實(shí)這種事最簡(jiǎn)單的校驗(yàn)方式，不用寫(xiě)指令！！！                            <span ng-show="user.password !=pwd2">兩次密碼輸入不一致</span>                                                    -->                    </td>                </tr>                <tr>                    <td>手機(jī)</td>                    <td>                        <!--pattern正則表達(dá)式校驗(yàn)輸入內(nèi)容-->                        <input type="number" required="required" name="phone" ng-model="user.phone" ng-pattern="/^1[3|4|5|7|8]/d{9}$/">                        <span class="warning" ng-show="angularForm.phone.$error.required">*</span>                        <span class="warning" ng-show="angularForm.phone.$error.number">只能輸入數(shù)字</span>                        <span class="warning" ng-show="angularForm.phone.$error.pattern">手機(jī)格式不正確</span>                                            </td>                </tr>                <tr>                    <td>郵箱</td>                    <td>                        <input type="email" required="required" ng-model="user.email" name="email"/>                        <span class="warning" ng-show="angularForm.email.$error.required">*</span>                        <span class="warning" ng-show="angularForm.email.$error.email">郵箱格式不正確</span>                    </td>                </tr>                <tr>                    <td>URL</td>                    <td>                        <input type="url" required="required" ng-model="user.url" name="url"/>                        <span class="warning" ng-show="angularForm.url.$error.required">*</span>                        <span class="warning" ng-show="angularForm.url.$error.url">URL格式不正確</span>                    </td>                </tr>                <tr>                    <td>(注:*為必填)</td>                    <td>                        <input type="submit" value="提交" ng-disabled="!angularForm.$valid" class="btn btn-success"/>                    </td>                </tr>            </table>        </form>    </body>    <script type="text/javascript" src="../js/jquery.min.js" ></script>    <script type="text/Javascript" src="../js/angular-1.2.22.js" ></script>    <script type="text/javascript" src="../js/angularFormCheck.js" ></script></html> 
js代碼（除了指令意外，沒(méi)什么可用的，寫(xiě)出來(lái)只是為了，說(shuō)一下mvc模式而已！）
var app = angular.module("angularFormCheckModule",[]);/*這里使用MVC的模式（用來(lái)舉例說(shuō)明MVC而已）*/app.controller("angularFormCheckCtrl",function($scope,angularFormCheckFactory){//function里的參數(shù)寫(xiě)你在函數(shù)里需要用到的    $scope.testVar = angularFormCheckFactory.getTest();//這里就能取到$scope.testVar的值為---"練習(xí)angular表單校驗(yàn)";        $scope.user = {};        $scope.test= "sss";    });/*自己可以去看factory、service、providers的區(qū)別（http://www.oschina.net/translate/angularjs-factory-vs-service-vs-provider）*//*用 Factory 就是創(chuàng)建一個(gè)對(duì)象，為它添加屬性，然后把這個(gè)對(duì)象返回出來(lái)。*/app.factory('angularFormCheckFactory',function(){    //這里寫(xiě)自己的業(yè)務(wù)邏輯    var test = "練習(xí)angular表單校驗(yàn)";    var service = {};//自定義一個(gè)對(duì)象        service.getTest = function(){//給對(duì)象添加方法        return test;    }        return service;//返回自定義的service對(duì)象！！！});/*自定義指令--比較兩個(gè)密碼是否相等.angular的指令是駝峰的形式（這里是comparePwd頁(yè)面就是compare-pwd）*/app.directive('comparePwd',function(){    /*angular 自定義指令，可上網(wǎng)自行查找*/    return{        require : 'ngModel',        /*scope表示作用域，elem表示使用這個(gè)指令的元素對(duì)象（這里指第二個(gè)密碼框），attrs。。。ctrl。。。*/        link : function(scope,elem,attrs,ctrl){            /*寫(xiě)自己的業(yè)務(wù)邏輯*/            //注意這樣取值的話(huà)，第一密碼框的Id值必須要設(shè)置且必須與第二個(gè)密碼框的compare-pwd屬性的值相同            var firstPwdIdObj = "#" + attrs.comparePwd;            $(elem).add(firstPwdIdObj).on('keyup',function(){                /*手動(dòng)執(zhí)行臟檢查*/                scope.$apply(function(){                    //$(firstPwdIdObj).val()表示第一個(gè)密碼框的值。elem.val()表示第二個(gè)密碼框的值                    var flag = elem.val() === $(firstPwdIdObj).val();                    //alert(flag+",--"+elem.val()+",--"+$(firstPwdIdObj).val());                    ctrl.$setValidity("pwdmatch",flag);//flag,表示是否相等。pwdmatch用于$error時(shí)的標(biāo)識(shí)符，注意看頁(yè)面，$setValidity是require中ngModel的方法！                });            });        }    }});