订单号生成

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var date=[‘J‘,‘F‘,‘C‘,‘D‘,‘E‘,‘B‘,‘H‘,‘I‘,‘A‘];
//console.log((new Date().getTime()).toString());
var orderSN = date[(new Date().getFullYear()) - 2015];
//console.log(orderSN);
var a001 =(new Date().getMonth()+1).toString(16).toUpperCase();
//console.log(a001);
var a002=(new Date().getTime()).toString().substr(-5);
//console.log(a002);
var date = new Date(new Date().getTime());
var humanDate = new Date(Date.UTC(date.getFullYear(),date.getMonth(),date.getDate(),date.getHours(),date.getMinutes(), date.getSeconds()));
var a003=(humanDate.getTime()/1000 - 8*60*60).toString().substr(2,5);
//console.log(a003);
var a004 =parseInt(100*Math.random()).toString();
//console.log(a004.length);
if(a004.length==1){
    a004="040"+a004;
}else if(a004.length==2)
{
    a004="04"+a004
}

订单号生成

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原文地址：http://www.cnblogs.com/aiwoqu/p/4877534.html