javascript复习3：Date && Array

[html]

[javascript] view plaincopyprint?

var d=new Date()

var weekday=new Array(7)

weekday[0]="星期日"

weekday[1]="星期一"

weekday[2]="星期二"

weekday[3]="星期三"

weekday[4]="星期四"

weekday[5]="星期五"

weekday[6]="星期六"

document.write(d.getFullYear())

document.write("今天是" + weekday[d.getDay()])

[javascript]

function startTime()

{

var today=new Date()

var h=today.getHours()

var m=today.getMinutes()

var s=today.getSeconds()

// add a zero in front of numbers<10

m=checkTime(m)

s=checkTime(s)

document.getElementById('txt').innerHTML='<div>'+h+":"+m+":"+s+"</div>"

t=setTimeout('startTime()',500)

}

function checkTime(i)

{

if (i<10)

{i="0" + i}

return i

}

[javascript]

var arr = new Array(3)

arr[0] = "George"

arr[1] = "John"

arr[2] = "Thomas"

var arr2 = new Array(3)

arr2[0] = "James"

arr2[1] = "Adrew"

arr2[2] = "Martin"

document.write(arr.concat(arr2))

[javascript]

var arr = new Array(3);

arr[0] = "George"

arr[1] = "John"

arr[2] = "Thomas"

document.write(arr.join());

document.write("<br />");

document.write(arr.join("."));

[javascript]

var arr = new Array(6)

arr[0] = "George"

arr[1] = "John"

arr[2] = "Thomas"

arr[3] = "James"

arr[4] = "Adrew"

arr[5] = "Martin"

document.write(arr + "<br />")

document.write(arr.sort())

[javascript]

function sortNumber(a, b)

{

return a - b

}

var arr = new Array(6)

arr[0] = "10"

arr[1] = "5"

arr[2] = "40"

arr[3] = "25"

arr[4] = "1000"

arr[5] = "1"

document.write(arr + "<br />")

document.write(arr.sort(sortNumber))

补充：web前端 , JavaScript ,