JS 求解时间差

 1     function UTCTimeDemo($str){  
 2         var d, s = "当前 UTC 时间为: ";   
 3         var c = ":";
 4             d = new Date($str);       
 5             s =  Date.parse(d); 
 6             return(s);
 7    }
 8    
 9    var t1 = UTCTimeDemo("2013-06-12");
10    var t2 = UTCTimeDemo("2013-06-19");
11    
12    document.write((t2-t1)/1000/60/60/24);
13 
14 =>7
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原文地址：https://www.cnblogs.com/justphp/p/3145125.html