<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
/*push和pop为堆栈后进先出LIFO，unshift和shift为队列先进先出FILO*/
var colors = ["red", "blue", " _", "yellow"];
// alert(typeof colors.toString()); //String
// alert(typeof colors.valueOf()); //Object
// alert(typeof colors); //Object
//alert(colors.join("|"));
// var count = colors.push("black", "green");
// var item = colors.pop();
var shift = colors.shift();
var unshift = colors.unshift("aaa", "bbb");
//alert(item);
//alert(colors);
//alert(shift); //取出第一个red
// alert(colors);
/*// var values = [1, 2, 3, 4, 5];
// alert(values.reverse());
/*数组中已经存在两个可以直接用来重排序的方法：reverse()和sort()。
reverse()不能很好对
*/
function compare(value1, value2){
if(value1 < value2){
return -1;
}else if(value1 > value2){
return 1;
}else{
return 0;
}
}
var values = [3, 4, 1, 5 ,2, -1, -2, -4, 10, 15];
//values.sort(compare).reverse();
// alert(values);
//alert(values.reverse());
//alert(values);*/
// var y2k = new Date(Date.UTC(2000, 0));
// var allFives = new Date(Date.UTC(2005, 4, 5, 17, 55, 55));
// //var someDate = new Date(Date.parse("May 25, 2015"));
// alert(y2k);
// alert(allFives);
var date = new Date();
function DateDemo(){
var day;
var x = ["星期日", "星期一", "星期二", "星期三","星期四", "星期五", "星期六"];
//var d = new Date();
day = date.getDay();
return(x[day]);
}
function TimeDemo(){
var h, m;
var t = ["上午", "下午"];
h = date.getHours();
m = h -12;
return m ? t[1] : t[0];
}
alert(date.getFullYear() + "-" + (date.getMonth() + 1)
+ "-" + date.getDate() + " " + DateDemo() + " " + TimeDemo()
+ " " +date.getHours() + ":" + date.getMinutes() + ":" + date.getSeconds());
function DateDemo(){
var day;
var x = ["星期日", "星期一", "星期二", "星期三","星期四", "星期五", "星期六"];
//var d = new Date();
day = date.getDay();
return(x[day]);
}
var date = new Date();
alert(date.toLocaleString());
// alert(date.toString());
// alert(date.toDateString());
// alert(date.toTimeString());
alert(date.toLocaleDateString() + DateDemo() + date.toLocaleTimeString() );
</script>
</body>
</html>