HTML | isTrusted Event Property
Last Updated :
22 Jan, 2019
The isTrusted event property is used for checking whether an event is trusted or not.
Return Value: It returns True if an event is trusted else it returns false.
Syntax :
event.isTrusted
Below program illustrates the isTrusted event property :
Example: To find out if a specific event is trusted or not.
<!DOCTYPE html>
< html >
< head >
< title >isTrusted Event Property in HTML</ title >
< style >
h1 {
color: green;
}
h2 {
font-family: Impact;
}
body {
text-align: center;
}
</ style >
</ head >
< body onclick = "MyEvent(event)" >
< h1 >GeeksforGeeks</ h1 >
< h2 >isTrusted Event Property</ h2 >
< p >Double Click the "Check Event"
button to check whether the event
is trusted or not.</ p >
< button ondblclick = "MyEvent(event)" >
Try it
</ button >
< script >
// Check whether the event is trusted or not.
function MyEvent(event) {
if ("isTrusted" in event) {
if (event.isTrusted) {
alert("The " + event.type +
" is a trusted event.");
} else {
alert("The " + event.type +
" is not a trusted event.");
}
} else {
alert("Your browser does not support "
+"the isTrusted property");
}
}
</ script >
</ body >
</ html >
|
Output:
Before clicking the button:
After clicking the button:
Supported Browsers:
- Opera
- Internet Explorer
- Google Chrome
- Firefox
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