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  • js获取最近几天的日期(转载)

    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
    <title>js获取日期:前天、昨天、今天、明天、后天 </title>
    </head>
    <body>
    <script language="JavaScript" type="text/javascript">
    Date.prototype.DateAdd = function(strInterval, Number)
    {
    var dtTmp = this;
    switch (strInterval) {
    case 's' :return new Date(Date.parse(dtTmp) + (1000 * Number));
    case 'n' :return new Date(Date.parse(dtTmp) + (60000 * Number));
    case 'h' :return new Date(Date.parse(dtTmp) + (3600000 * Number));
    case 'd' :return new Date(Date.parse(dtTmp) + (86400000 * Number));
    case 'w' :return new Date(Date.parse(dtTmp) + ((86400000 * 7) * Number));
    case 'q' :return new Date(dtTmp.getFullYear(), (dtTmp.getMonth()) + Number*3, dtTmp.getDate(), dtTmp.getHours(), dtTmp.getMinutes(), dtTmp.getSeconds());
    case 'm' :return new Date(dtTmp.getFullYear(), (dtTmp.getMonth()) + Number, dtTmp.getDate(), dtTmp.getHours(), dtTmp.getMinutes(), dtTmp.getSeconds());
    case 'y' :return new Date((dtTmp.getFullYear() + Number), dtTmp.getMonth(), dtTmp.getDate(), dtTmp.getHours(), dtTmp.getMinutes(), dtTmp.getSeconds());
    }
    }
    function GetDateStr2(AddDayCount)
    {
    var dd = new Date();
    ddd = dd.DateAdd('d',AddDayCount);//三天后
    var m = ddd.getMonth()+1;//获取当前月
    var d = ddd.getDate();
    return m+"-"+d;
    }
    document.write("前天:"+GetDateStr2(-2));
    document.write("<br />昨天:"+GetDateStr2(-1));
    document.write("<br />今天:"+GetDateStr2(0));
    document.write("<br />明天:"+GetDateStr2(1));
    document.write("<br />后天:"+GetDateStr2(2));
    document.write("<br />大后天:"+GetDateStr2(3));
    </script>
    </body>
    </html>

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  • 原文地址:https://www.cnblogs.com/cainiaoz/p/3954318.html
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