gmt.js

来自「这是《JavaScript学习源代码》一书的源代码」· JavaScript 代码 · 共 11 行

// create a new Date object
var now = new Date();

// store local time
var jpn = "Tokyo Time:\n" +now.toString()+ "\n\n";

// store GMT time
var gmt = "UTC Time:\n" + now.toGMTString();

// display local time and GMT time
alert(jpn + gmt);