第二十三节（表单验证）

<title>form表单验证 </title>
<style>
    /*验证css开始*/
    /* common css ============================================== */
    body{margin:0 auto;text-align:center;font:12px/1.5 arial;color:#242424;background:#212222;}
    div{text-align:left;}
    :focus{outline:none;}
    h4,h3,h2,h1{font-size:14px;margin:0;}
    form,ul,ol,dl,dd,p{margin:0;padding:0;}
    li{list-style-type:none;}
    img{border:none;vertical-align:middle;}
    button,input,select,textarea{font-size:1em;margin:0;font-family:tahoma,arial,simsun,sans-serif;color:#484848;}
    a{color:#f27f02;text-decoration:none;}
    a:hover{text-decoration:underline;}
    sup{vertical-align:text-top;}
    sub{vertical-align:text-bottom;}
    del{color:#686868;}
    table{border-collapse:collapse;border-spacing:0;}
    /* for font & text & tag =================================== */
    .red{color:red!important;}
    .gray{color:#686868!important;}
    .hasDefaultText{color:#999;}
    .orange{color:#f60!important;}
    .green{color:#79a605!important;}
    .blue{color:#0057b0!important;}
    b{font-weight:normal;display:inline-block;margin:0 8px;color:#f27f02;}
    /* for margin & padding | width & height =================== */
    .mb10{margin-bottom:10px;}
    .mb18{margin-bottom:18px;}
    .mb22{margin-bottom:22px;}
    .mt10{margin-top:10px;}
    .mr20{margin-right:20px;}
    .p10{padding:10px;}
    .tl{text-align:left}
    .tr{text-align:right}
    .tc{text-align:center}
    .ml10{margin-left:10px;}
    .mr10{margin-right:10px;}
    /* class css ============================ class css ======== */
    .fl{float:left;display:inline;}
    .fr{float:right;display:inline;}
    .clear{clear:both;height:0;overflow:hidden;}
    .lireset li{background:url("images/arrow1.gif") no-repeat left 8px;margin-bottom:4px;padding-left:15px;}
    .lireset2 li{background:url("images/arrow2.gif") no-repeat left 8px;margin-bottom:4px;padding-left:15px;}
    .download{padding:6px 0 6px 70px;line-height:26px;height:64px;font-size:16px;font-family:"microsoft yahei";background:url(images/download.png) no-repeat;white-space:nowrap;}
    .donate{padding:15px 5px 6px 72px;height:55px;width:213px;display:block;color:#8b6300;border:5px solid #F27F02;background:url(images/donate.png) 3px center no-repeat #fae4ae;}
    .donate:hover{text-decoration:none;background-color:#fff79f;}
    /*--find height for float elements --------------------------*/
    .cls:after{content:"";font-size:0;display:block;height:0;clear:both;visibility:hidden;}
    * html .cls{zoom:1;}
    /* IE6 */
    *:first-child+html .cls{zoom:1;}
    /* IE7 */
    .wraper{width:980px;margin-left:auto;margin-right:auto;}
    .header{background:url(images/header-bg.gif) repeat-x left bottom;}
    .header h1{font-size:34px;line-height:52px;font-weight:normal;padding:6px 0 8px 0;}
    .header h1 a{color:#fff;}
    .header .wraper{height:72px;position:relative;}
    .header .nav{position:absolute;right:-1px;top:0;font-family:"microsoft yahei";}
    .header .nav li{float:left;}
    .header .nav li a{font-size:20px;color:#fff;height:67px;line-height:67px;text-decoration:none;padding-left:15px;padding-right:15px;text-align:center;float:left;margin-right:1px;background:url(images/navbg.gif) repeat-x;}
    .header .nav li a.current,.header .nav li a:hover{border-bottom:5px solid #f27f02;}
    .gallery{height:496px;overflow:hidden;background:url(images/gallerry-bg.gif) 0 0 repeat-x #ccc;border-bottom:5px solid #EAEAEA;}
    .gallery li{background-color:#fff;overflow:hidden;}
    .roundabout-holder{width:646px;height:496px;margin:0 auto;}
    .roundabout-moveable-item{width:646px;height:416px;cursor:pointer;border:3px solid #ccc;border:3px solid rgba(255,255,255,0.5);border-radius:4px;-moz-border-radius:4px;-webkit-border-radius:4px;}
    .roundabout-moveable-item img{width:100%;}
    .roundabout-in-focus{cursor:default;border:3px solid rgba(255,255,255,0.8);}
    .main{background-color:#fff;color:#424242;padding:20px 0 30px;line-height:22px;}
    .aside{width:300px;}
    .main h3,.main h2{color:#212222;font-size:26px;font-weight:normal;line-height:1.2em;margin-bottom:22px;font-family:"microsoft yahei";}
    .main h3 span,.main h2 span{color:#888;}
    .content{width:650px;}
    .main p{margin-bottom:18px;}
    .latestcomment li{max-height:36px;line-height:18px;overflow:hidden;margin-bottom:16px;color:#000;}
    .latestcomment a{color:#8a8a8a;text-decoration:underline;}
    .latestcomment a:hover{text-decoration:none;}
    .footer{color:#fff;height:20px;padding:20px 0 22px 0;border-top:5px solid #eee;}
    .commentlist cite,.commentlist em{font-style:normal;}
    .comment .tit{border-bottom:1px dashed #CCCCCC;font-weight:bold;margin-bottom:10px;padding-bottom:6px;}
    .comment .tit span.gray{font-weight:normal;}
    .comment .comment-meta a{color:#999;cursor:default;}
    .comment .comment-meta a:hover{text-decoration:none;}
    .commentlist p{color:#333333;line-height:23px;margin:8px 0;}
    .commentlist li{color:#666666;float:none;height:auto;margin:0;min-height:50px;padding:10px 10px 10px 72px;position:relative;width:898px;}
    .commentlist li.graybg{background-color:#eee;}
    .commentlist li img{border:1px solid #DDDDDD;height:32px;left:10px;padding:4px;position:absolute;top:13px;width:32px;}
    .commentlist li .said{margin:10px 0;}
    .sendcomment li{padding:5px 0;}
    .sendcomment .inputxt{border:1px solid #CCCCCC;padding:5px;width:230px;}
    .sendcomment textarea{border:1px solid #CCCCCC;height:160px;overflow:auto;padding:5px;width:566px;}
    .sendcomment .btn_sub{cursor:pointer;padding:8px 20px;}
    .pagenav{padding:10px 0;}
    .pagenav a{display:inline-block;border:1px solid #ddd;padding:0 4px 1px;}
    .pagenav b{color:red;}
    .pagenav *{margin-right:6px;}
    .wp_syntax{margin-bottom:22px!important;}
    .post p{margin-bottom:8px;}
    .questionlist dt{padding:5px 15px;color:#333;font-size:14px;background-color:#eee;}
    .questionlist dd{padding:6px 15px 15px;margin-bottom:10px;color:#666;}
    .questionlist p{margin:8px 0;}
    .Validform_checktip{margin-left:8px;line-height:20px;height:20px;overflow:hidden;color:#999;font-size:12px;}
    .Validform_right{color:#71b83d;padding-left:20px;background:url(images/right.png) no-repeat left center;}
    .Validform_wrong{color:red;padding-left:20px;white-space:nowrap;background:url(images/error.png) no-repeat left center;}
    .Validform_loading{padding-left:20px;background:url(images/onLoad.gif) no-repeat left center;}
    .Validform_error{background-color:#ffe7e7;}
    #Validform_msg{color:#7d8289;font:12px/1.5 tahoma,arial,\5b8b\4f53,sans-serif;width:280px;-webkit-box-shadow:2px 2px 3px #aaa;-moz-box-shadow:2px 2px 3px #aaa;background:#fff;position:absolute;top:0px;right:50px;z-index:99999;display:none;filter:progid:DXImageTransform.Microsoft.Shadow(Strength=3,Direction=135,Color=‘#999999‘);box-shadow:2px 2px 0 rgba(0,0,0,0.1);}
    #Validform_msg .iframe{position:absolute;left:0px;top:-1px;z-index:-1;}
    #Validform_msg .Validform_title{line-height:25px;height:25px;text-align:left;font-weight:bold;padding:0 8px;color:#fff;position:relative;background-color:#999;background:-moz-linear-gradient(top,#999,#666 100%);background:-webkit-gradient(linear,0 0,0 100%,from(#999),to(#666));filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=‘#999999‘,endColorstr=‘#666666‘);}
    #Validform_msg a.Validform_close:link,#Validform_msg a.Validform_close:visited{line-height:22px;position:absolute;right:8px;top:0px;color:#fff;text-decoration:none;}
    #Validform_msg a.Validform_close:hover{color:#ccc;}
    #Validform_msg .Validform_info{padding:8px;border:1px solid #bbb;border-top:none;text-align:left;}
    /*验证css结束*/


    /*页面样式*/
    .registerform li{padding-bottom:20px;}
    .Validform_checktip{margin-left:10px;}
    .registerform .label{display:inline-block;width:70px;}
    .action{padding-left:92px;}
    .fz12{font-size:12px;}
    input{padding:8px 20px;vertical-align:middle;}
    .main{padding-bottom:60px;padding-top:36px;}
    .main h1,.main h2,.main h3{padding-left:10px;}
    .main h1{text-align:center;color:#212222;font-family:"microsoft yahei";font-size:36px;font-weight:normal;line-height:2em;margin-bottom:36px;}
    .main h2{background-color:#eee;line-height:2!important;}
    .main h3{font-size:20px;margin-bottom:10px;}
    .lireset2{padding-left:10px;}
    .registerform{margin-bottom:40px;}
    .registerform .need{width:10px;color:#b20202;}
    .registerform td{padding:5px 0;vertical-align:top;text-align:left;}
    .registerform .inputxt,.registerform textarea{border:1px solid #a5aeb6;width:196px;padding:4px 2px;}
    .registerform textarea{height:75px;}
    .registerform label{margin:0 15px 0 4px;}
    .registerform .tip{line-height:20px;color:#5f6a72;}
    .registerform select{width:202px;}
    .registerformalter select{width:124px;}
    .swfupload{vertical-align:top;}
    .passwordStrength{}
    .passwordStrength b{font-weight:normal;}
    .passwordStrength b,.passwordStrength span{display:inline-block;vertical-align:middle;line-height:16px;line-height:18px\9;height:16px;}
    .passwordStrength span{width:45px;text-align:center;background-color:#d0d0d0;border-right:1px solid #fff;}
    .passwordStrength .last{border-right:none;}
    .passwordStrength .bgStrength{color:#fff;background-color:#71b83d;}
    #demo1 .passwordStrength{margin-left:8px;}
    .tipmsg{padding:0 10px;}
    textarea{overflow:auto;resize:none;}
    .document{min-height:800px;}
    .document .sidenav{width:170px;background-color:#eee;padding:10px 10px 20px;}
    .document .sidenav h3{font-size:14px;padding:5px 10px;background-color:#e1e1e1;}
    .document .sidenav a{color:#1870a9;}
    .document .content{width:750px;}
    .document .content dt{background-color:#eee;line-height:2;padding:0 10px;}
    .document .content dt a{color:#79a605;padding:5px 0;font-size:20px;font-weight:bold;display:block;}
    .document .content dt a:hover,.document .content h3 a:hover{text-decoration:none;cursor:default;}
    .document .content dd{padding:15px 0;}
    .document .content h3{color:#333;font-size:16px;}
    .document .content p{padding:0 0 16px 10px;margin-bottom:0;}
    .document .content .intro{margin-bottom:16px;}
    .document .content .intro p{padding-bottom:0;}
    .document .content .intro pre{padding-left:10px;}
    .document .content .wp_syntax{margin-left:10px;margin-right:10px;}
    .document .sidenav .lireset2{padding-left:0;}
    .document .sidenav li ul{display:none;}
    .toTop{display:block;width:48px;height:49px;overflow:hidden;text-indent:-20000px;position:fixed;right:15px;bottom:20px;display:none;background:url(images/totop.png) no-repeat;_position:absolute;_top:expression(documentElement.scrollTop+documentElement.clientHeight-this.offsetHeight-20);}

    .error{color:red;background:url("error.png") no-repeat;padding:0 0 0 18px;}
    .corrent{color:green;background:url("corrent.png") no-repeat;padding:0 0 0 18px;}
    /*页面样式结束*/
</style>
</head>
<body>  
<div class="main">
    <div class="wraper">
        <h2 class="green">表单验证</h2>
        <form id="registerform" class="registerform" action="ajax_post.php" >
<ul>
    <ul>
    <li>
        <label class="label"> 中文名：</label>
        <input type="text" name="name" tvalidator="email"  class="inputxt" trequired="true" title="请输入中文名" placeholder="请输入中文名" >
    </li>    
    <li>
        <label class="label"> 密码：</label>
        <input type="text" tvalidator="telephone" name="password" class="inputxt" title="请输入密码" placeholder="请输入密码" trequired="true" >
    </li>
    <li>
        <label class="label"> 确认密码：</label>
        <input type="text" name="confirmPassword" class="inputxt" title="请输入确认密码" placeholder="请输入确认密码"  trequired="true" >
    </li>
    <!--<li>
        <label class="label"><span class="need">*</span> 所在城市：</label>
        <select name="province" datatype="*" nullmsg="请选择所在城市！" class="Validform_error"><option value="">请选择城市</option><option value="1">瑞金市</option></select>
    <span class="Validform_checktip Validform_wrong">请选择所在城市！</span></li>
    <li>
        <label class="label"><span class="need">*</span> 性别：</label>
        <input type="radio" value="1" name="gender" id="male" class="pr1 Validform_error" datatype="*" nullmsg="请选择性别！"><label for="male">男</label> <input type="radio" value="2" name="gender" id="female" class="pr1"><label for="female">女</label>
    <span class="Validform_checktip Validform_wrong">请选择性别！</span></li>
    <li>
        <label class="label"><span class="need">*</span> 购物网：</label>
        <input name="shoppingsite2" class="rt2 Validform_error" id="shoppingsite21" type="checkbox" value="1" datatype="*" nullmsg="请选择购物网！"><label for="shoppingsite21">新蛋</label>
        <input name="shoppingsite2" class="rt2" id="shoppingsite22" type="checkbox" value="2"><label for="shoppingsite22">淘宝</label>
        <input name="shoppingsite2" class="rt2" id="shoppingsite23" type="checkbox" value="3"><label for="shoppingsite23">京东</label>
    <span class="Validform_checktip Validform_wrong">请选择购物网！</span></li>-->
</ul>
            </ul>
            <div class="action">
                <input type="button" class="tmui_submit" value="提 交" /> <input type="reset" value="重 置" />
            </div>
        </form>
    </div>
</div>
<script type="text/javascript" src="jquery-1.11.1.min.js"></script>
<script type="text/javascript" src="tmui_validator.js"></script>
<script type="text/javascript">
    $(function(){
        $("#registerform").tmValidator({
            ajax:true,
            callback:function(){
                //保存课程
                //保存笔记
                alert("异步方法");



            }});
    });
</script>
</body>




///////////////////////////////////////////////////////////////////////////////////////////////////
里面另外写的插件tmui_validator.js为代码如下：

(function($){

    //插件入口
    $.fn.tmValidator = function(options){
        this.each(function(){
            var opts = $.extend({},$.fn.tmValidator.defaults
                ,$.fn.tmValidator.methods,options,$.fn.tmValidator.jvalidator);
            opts.init($(this),opts);
        });
    };
    
    //方法定义
    $.fn.tmValidator.methods = {
        init :function($form,opts){
            var $this = this;
            $form.find(".tmui_submit").on("click",function(){
                var flag =$this._validator($form,opts);
                if(flag){
                    //回调函数
                    if(opts.ajax){
                        opts.callback($form);
                    }else{
                        $form.submit();
                    }
                }else{
                    return false;
                }
            });
            //打*
            $form.find("[trequired]").each(function(){
                $(this).before("<span class=‘need‘>*</span>");
            });
        },
        _validator : function($form,opts){//空判断
            var $this = this;
            var flag = true;
            $form.find("[trequired],[tvalidator]").each(function(){
                var value = $(this).val();
                var reqiured = $(this).attr("trequired");
                if(isEmpty(value) && eval(reqiured)){
                    $(this).css("border","2px solid red");
                    $(this).focus();
                    $this.showMessage($(this),$(this).attr("title"),"error");
                    
                    flag = false;
                    return false;
                }else{
                    $(this).css("border","1px solid #ccc");
                    $this.showMessage($(this),"corrent");
                };
                
                var jvalidator = $(this).attr("tvalidator");
                //var flag = $.fn.tmValidator.jvalidator[jvalidator]($(this));
                if(isNotEmpty(value) && isNotEmpty(jvalidator) && !opts[jvalidator]($(this))){//必须不为空才进行验证
                    $(this).focus();
                    flag = false;
                    return false;
                }else{
                    return true;
                }

            });
            return flag;
        },
        showMessage : function($target,msg,flag){
            var $span = $target.next();
            if(isEmpty($span.html())){
                $span = $("<span></span>");
            }
            if(flag=="error"){
                $span.removeClass("corrent").addClass("error").text(msg);
            }else{
                $span.removeClass("error").addClass("corrent").text("正确");
            }
            $target.after($span);
        }
    };

    
    //属性参数
    $.fn.tmValidator.jvalidator = {
        email : function($target){
            return jxtvEmail($target);
        },
        telephone : function($target){
            return jxtvMobile($target);
        }
        
    };

    //默认参数
    $.fn.tmValidator.defaults = {
        ajax:true,
        callback:function($form){
            
        }
    
    };
    

    /**
     * 判断非空
     * 
     * @param val
     * @returns {Boolean}
     */
    function isEmpty(val) {
        val = $.trim(val);
        if (val == null)
            return true;
        if (val == undefined || val == ‘undefined‘)
            return true;
        if (val == "")
            return true;
        if (val.length == 0)
            return true;
        if (!/[^(^\s*)|(\s*$)]/.test(val))
            return true;
        return false;
    }

    function isNotEmpty(val) {
        return !isEmpty(val);
    }

    /*****************验证器**********************/
    
    /*固定电话号码*/
    function jxtvTelephone($target) {
        return  jxtvValidate($target, /^\d{3}-\d{8}|\d{4}-\d{7}$/, {
            msg :"电话号码不正确!"
        });
    };
    
    /*邮箱*/
    function jxtvEmail($target) {
        return  jxtvValidate($target, /^((([a-z]|\d|[!#\$%&‘\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&‘\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i, {
            msg :"邮箱格式不正确"
        });
    };
    
    /*手机*/
    function jxtvMobile($target) {
        return  jxtvValidate($target, /^(13|15|18)\d{9}$/, {
            msg :"手机号码不正确!"
        });
    };

    //控制所有的验证器的正则表达式判断
    function jxtvValidate($target,regex,msg){
        if(regex.test($target.val())){
            $.fn.tmValidator.methods.showMessage($target,"","current");
            return true;
        }else{
            $.fn.tmValidator.methods.showMessage($target,msg.msg,"error");
            return false;
        }
    }

})(jQuery)