HTMLTextAreaElement: select event
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The select event fires when some text has been selected.
Syntax
Use the event name in methods like addEventListener(), or set an event handler property.
js
addEventListener("select", (event) => { })
onselect = (event) => { }
Event type
A generic Event.
Examples
Selection logger
html
<textarea>Try selecting some text in this element.</textarea>
<p id="log"></p>
js
function logSelection(event) {
const log = document.getElementById("log");
const selection = event.target.value.substring(
event.target.selectionStart,
event.target.selectionEnd,
);
log.textContent = `You selected: ${selection}`;
}
const textarea = document.querySelector("textarea");
textarea.addEventListener("select", logSelection);
[フレーム]
onselect equivalent
You can also set up the event handler using the onselect property:
js
textarea.onselect = logSelection;
Specifications
| Specification |
|---|
| HTML # event-select |
| HTML # handler-onselect |
Browser compatibility
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