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Window prompt() Method
Window Object
Definition and Usage
The prompt() method displays a dialog box that prompts the visitor for input.
This method returns the string the visitor has entered.
Syntax
prompt(msg,defaultText)
| Parameter | Description |
|---|---|
| msg | Required. The message to display in the dialog box |
| defaultText | Optional. The default input value |
Browser Support
The prompt() method is supported in all major browsers.
Example
Example
Display a prompt box which ask the user for her/his name, and then write a greeting to the page:
<html>
<head>
<script type="text/javascript">
function disp_prompt()
{
var fname=prompt("Please enter your name:","Your name")
document.getElementById("msg").innerHTML="Greetings " + fname
}
</script>
</head>
<body>
<input type="button" onclick="disp_prompt()" value="Display a prompt box" />
<br /><br />
<div id="msg"></div>
</body>
</html>
<head>
<script type="text/javascript">
function disp_prompt()
{
var fname=prompt("Please enter your name:","Your name")
document.getElementById("msg").innerHTML="Greetings " + fname
}
</script>
</head>
<body>
<input type="button" onclick="disp_prompt()" value="Display a prompt box" />
<br /><br />
<div id="msg"></div>
</body>
</html>
Try it yourself »
Window Object
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Copyright 1999-2012 by Refsnes Data. All Rights Reserved.
Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.