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Development/JavaScript

setTimeout(code,millisec,lang)

[Windows Object]

Definition and Usage

The setTimeout() method calls a function or evaluates an expression after a specified number of milliseconds.

Tip: 1000 ms = 1 second.

Syntax

setTimeout(code,millisec,lang)

Parameter Description
code Required. A reference to the function or the code to be executed
millisec Required. The number of milliseconds to wait before executing the code
lang Optional. The scripting language: JScript | VBScript | JavaScript



Example

Display an alert box after 3 seconds:

<html>
<head>
<script type="text/javascript">
function timedMsg()
{
var t=setTimeout("alert('I am displayed after 3 seconds!')",3000)
}
</script>
</head>
<body>

<form>
<input type="button" value="Display timed alertbox!" onclick="timedMsg()" />
</form>

</body>
</html>