zoukankan      html  css  js  c++  java
  • js输入框显示时间

    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>Title</title>
        <script>
    //        window.console.log();
    //        var ret1=window.confirm();
    //        var ret2=window.alert();
    //        var ret3=window.prompt();
    //        console.log(ret1,ret2,ret3);
            var ID;
            function tm() {
                date=new Date();
                date=date.toLocaleString();
    //            window.console.log(date);
                var ele=document.getElementById("tm");
                ele.value=date;
            }
            function begin() {
                if (ID==undefined) {
                    tm();
                    ID = setInterval(tm, 1000);
                }
                var ele1=document.getElementById("btn1");
                ele1.disabled="disable";
                var ele2=document.getElementById("btn2");
                ele2.disabled="";
            }
            function fin() {
                clearInterval(ID);
                var ele1=document.getElementById("btn2");
                ele1.disabled="disable";
                var ele2=document.getElementById("btn1");
                ele2.disabled="";
                ID=undefined;
            }
    
        </script>
    </head>
    <body>
    <div>
        <input type="text" id="tm">
        <button id="btn1" onclick="begin()">start</button>
        <button id="btn2" onclick="fin()" disabled="disable">end</button>
    </div>
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/fenglin0826/p/7592559.html
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