1 //事件戳转换
 2 function add0(m){return m<10?‘0‘+m:m }
 3 function formatDate(timestamp)
 4 {
 5 //timestamp是整数，否则要parseInt转换
 6     var time = new Date(timestamp);
 7     var y = time.getFullYear();
 8     var m = time.getMonth()+1;
 9     var d = time.getDate();
10     var h = time.getHours();
11     var mm = time.getMinutes();
12     var s = time.getSeconds();
13     return y+‘-‘+add0(m)+‘-‘+add0(d)+‘ ‘+add0(h)+‘:‘+add0(mm)+‘:‘+add0(s);
14 }