HTML | ononline Event Attribute
Last Updated :
16 Aug, 2022
The ononline event attribute works when the browser starts working in online mode. it is opposite to onoffline event attribute.
Supported Tags
syntax
<element ononline = "script">
Attribute Value: This event attribute contains single value script which works when browser working in online mode.
Example:
html
<!DOCTYPE HTML>
< html >
< head >
< title >
ononline Event Attribute
</ title >
< script >
function onfunction() {
alert("Browser is online");
}
function offunction() {
alert("browser is offline");
}
</ script >
</ head >
< body ononline = "onfunction()"
onoffline = "offunction()" >
</ body >
</ html >
|
Output:
Supported Browser:
- Chrome 3
- Edge 12
- Firefox 9
- Internet Explorer 9
- Opera 15
- Safar 4
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