Window Object

The following examples demonstrate some of the properties and methods available for use from the window object.

Navigation:
URL: window.location = <url>

Open/Close pages:
window.open('http://www.google.com') window.close()

Timers are handy when you need an action to occur either after a fixed period of time, or repeatedly on an interval. Timers are not reliable, as you cannot guarantee that they will occur at exactly the point in time when you expect them to.

Timers are also not efficient, you may discover your applications running slower than usual when using a timer.

Interval: ms

Start Timer Stop Timer

Current time: n/a

Programatically move the current scroll position up or down using JavaScript:

Scroll To Bottom Scroll To Top

Scroll down by 50 Scroll up by 50

Message:
Delay: ms

Alert message Prompt message Show message after delay

Navigate to the previous or next URL in history:
window.history.forward() window.history.back()

Reload the current page:
window.history.go(0) == Reload

Navigate forward or backward to a specific point in the history:
window.history.go(1) == Forward window.history.go(-1) == Back

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