2015-03-13 58 views

回答

0

一种方式是客户端(当然受到客户端时钟):

var start = new Date(2015,2, 1); //start date March 1, 2015, toggle date to test 

var diff = Math.floor((new Date() - start)/86400000); 

if(diff < 30) {  
    alert("Popped because it has only been " + diff + " days"); 
} else { 
    console && console.log("No alert, exceeded 30 days - it's been %o days", diff); 
} 

如果你想服务器端/服务器时间,然后refer to DateTime并触发警报(例如,注入js,js中的变量等)。

Hth。

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