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  • js--获得当前系统时间

    window.onload = function () {
    var oBody = document.body;
    setInterval( fnTime, 1000 );
    fnTime ();
    function fnTime () {
    var myTime = new Date();  //new Date()---获取当前的系统时间
    // number
    var iYear = myTime.getFullYear();
    var iMonth = myTime.getMonth()+1;   //myTime.getMonth()与真实的月份差1,所以需要加上1
    var iDate = myTime.getDate();
    var iWeek = myTime.getDay();  //获得的是数字,周日获得的是0
    var iHours = myTime.getHours();
    var iMin = myTime.getMinutes();
    var iSec = myTime.getSeconds();
    var str = '';

    if( iWeek === 0 ) iWeek = '星期日';
    if( iWeek === 1 ) iWeek = '星期一';
    if( iWeek === 2 ) iWeek = '星期二';
    if( iWeek === 3 ) iWeek = '星期三';
    if( iWeek === 4 ) iWeek = '星期四';
    if( iWeek === 5 ) iWeek = '星期五';
    if( iWeek === 6 ) iWeek = '星期六';
    //把每个时间值串联在一起
    str = iYear+ '年' +iMonth+'月'+iDate+'日 '+iWeek+' '+ toTwo(iHours)+' : '+ toTwo(iMin)+' : '+ toTwo(iSec);
    oBody.innerHTML = str;
    }
    };

    //0-9这样的数字转换成两位01.02等等
    function toTwo ( n ) {
    return n < 10 ? '0' + n : '' + n;
    }

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  • 原文地址:https://www.cnblogs.com/alanaZ/p/4485158.html
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