標籤：htm cti ext 比較 log code blog har color
<html> <head> <meta http-equiv="Content-Type" content="textml; charset=utf-8"> <title>js擷取日期：前天、昨天、今天、明天、後天 ，並比較時間大小</title> </head> <body> <script language="JavaScript" type="text/javascript"> function GetDateStr(AddDayCount) { var dd = new Date(); dd.setDate(dd.getDate()+AddDayCount);//擷取AddDayCount天后的日期 var y = dd.getFullYear(); var m = dd.getMonth()+1;//擷取當前月份的日期 var d = dd.getDate(); return y+"-"+m+"-"+d; } document.write("3天前："+GetDateStr(-3)); document.write("<br />昨天："+GetDateStr(-1)); document.write("<br />今天："+GetDateStr(0)); document.write("<br />明天："+GetDateStr(1)); document.write("<br />後天："+GetDateStr(2)); document.write("<br />大後天："+GetDateStr(3)); function CompareDate(d1,d2){ return ((new Date(d1.replace(/-/g,"\/"))) > (new Date(d2.replace(/-/g,"\/"))));} alert(GetDateStr(0)+"大於"+GetDateStr(1)+"嗎？"+CompareDate(GetDateStr(0),GetDateStr(1))); </script> </body> </html>
js時間比較，擷取n天后（前）的日期
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