• js的checkbox


    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="UTF-8">
    <title>统计详情</title>
    <link href="/static/bootstrap/2.3.1/css_cerulean/bootstrap.css" rel="stylesheet" type="text/css" />
    <script src="js/jquery-1.4.2.min.js" type="text/javascript"></script>
    <script src="statistics_detail.js" type="text/javascript"></script>
    </head>
    <body>
            <ul class="nav nav-tabs">
                <li class="active"><a href="">邮件统计</a></li>
            </ul>
    
            <table id="contentTable" class="table table-striped table-bordered table-condensed">
                <thead>
                    <tr>
                        <th><input type="checkbox" id="all"/></th>
                        <th>邮件名称</th>
                        <th>发送状态</th>
                        <th>收件人</th>
                    </tr>
                </thead>
                <tbody id="data"></tbody>
            </table>
    
            <input type="button" class="btn btn-primary" id="btn" value="统计邮件" />
    </body>
    </html>
    statistics_detail.js
    var obj = {};
    
    obj.initTable = function(){
        $.get("/email/statisticDetail",function(result){
            var str = "";
            if(result.length != 0){
                for (var i = 0; i < result.length; i++) {
                    str += "<tr>";
                    str += "<td><input type='checkbox' name='single' value='"+result[i].id+"' onclick='obj.checkSingle()' /></td>";
                    str += "<td>"+result[i].mailId+"</td>";
                    str += "<td>"+result[i].status+"</td>";
                    str += "<td>"+result[i].listCount+"</td>";
                    str += "</tr>";
                }
            }
            $("#data").empty();
            $("#data").append(str);
        });
    };
    
    /**
     * 全选或全不选
     */
    obj.checkAll = function(){
        var isCheck = "";
        if($("#all").attr('checked') == true){
            isCheck = "checked";
        }
        var inputs = document.getElementsByTagName("input");
        for(var i = 0; i < inputs.length; i++) {
            if(inputs[i].type == "checkbox") {
                inputs[i].checked = isCheck;
            }
        }
    };
    
    /**
     * 单选
     */
    obj.checkSingle = function(){
        var count = 0;
        var inputs = $('input[name="single"]');
        for(var i = 0; i < inputs.length; i++) {
            if(inputs[i].checked == true) {
                count ++;
            }
        }
        if(count == inputs.length) {    
            $("#all").attr("checked", true);
        } else { 
            $("#all").attr("checked", false);
        } 
    };
    
    obj.count = function(){
        var array = new Array();
        var inputs = $('input[name="single"]');
        for(var i = 0; i < inputs.length; i++) {
            if(inputs[i].checked == true) {
                array.push(inputs[i].value);
            }
        }
        location.href = "statistics.html?ids=" + array;
    };
    
    $(document).ready(function(){
        obj.initTable();
        $("#all").click(obj.checkAll);
        $("#btn").click(obj.count);
    });
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  • 原文地址:https://www.cnblogs.com/linying/p/5118385.html
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