zoukankan      html  css  js  c++  java
  • js select 用法

    <html>
    <body>
        <select id="osel">
        </select>

        <script language="javascript" type="text/javascript">
    <!--
            var osel = document.getElementById("osel");
    //        var newarr = [
    //                                 ['A', 'B'],
    //                                 ['C', 'D'],
    //                                ['E', 'F']
    //                            ];
            var item = new Array();
            for (var i = 0; i < 10; i++) {
                item[i] = i + 1;
            }
            for (var i = 0; i < item.length; i++) {
                osel.options.add(new Option(item[i], i))
            }
    //-->
        </script>
       

        <script language="javascript" type="text/javascript">
            function test() {
                var osel = document.getElementById("osel");
                alert(osel.selectedIndex);
                alert(osel.options[osel.selectedIndex].text);
                alert(osel.options[osel.selectedIndex].value);
            }
        </script>

        <input id="Button1" type="button" value="button" onclick="test();" />
    </body>
    </html>

  • 相关阅读:
    软件架构阅读笔记04
    软件架构阅读笔记03
    TortoiseGit和intellij idea配置秘钥
    linux关闭在线登录用户
    汉化gitlab
    GitLab服务器搭建
    redis 中如何切换db
    弹性伸缩问题
    Filebeat+Logstash自定义多索引
    logstash
  • 原文地址:https://www.cnblogs.com/shuyu/p/1704332.html
Copyright © 2011-2022 走看看