javascript簡單實現(xiàn)時鐘的例子

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    javascript簡單實現(xiàn)時鐘的例子,具體實現(xiàn)代碼如下:
    <body onload="updateNowTime()">
    <p id="nt"></p>
    <script>
    /*一段時鐘小例子 write by yangxia 2013-05-23*/
    var calTime = function (t) {
    if (t < 10) t = "0" + t;
    return t;
    }
    var updateNowTime = function () {
    var date = new Date();
    var year = date.getFullYear();
    var month = date.getMonth() + 1; //獲取當前月0 - 11
    var day = date.getDate(); //獲取當前日 1-31
    var hours = date.getHours();
    var minutes = date.getMinutes();
    var secs = date.getSeconds();
    document.getElementById("nt").innerHTML = "當前時間是:" + year + "-" + month + "-" + day + " " + calTime(hours) + ":" + calTime(minutes) + ":" + calTime(secs);
    }
    setInterval('updateNowTime()', 500);
    </script>
    </body>