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JavaScript - oninput event for input checkbox element example
9
points
In this article, we would like to show you how to handle input event for input checkbox element in JavaScript.
1. oninput attribute example
// ONLINE-RUNNER:browser;
<!doctype html>
<html>
<body>
<label>
<input type="checkbox" oninput="onInput(this)" /> Agreement
</label>
<script>
function onInput(element) {
console.log('Agreement changed to ' + element.checked + ' by oninput event.');
}
</script>
</body>
</html>
2. oninput property example
// ONLINE-RUNNER:browser;
<!doctype html>
<html>
<body>
<label>
<input id="agreement" type="checkbox" /> Agreement
</label>
<script>
var agreement = document.getElementById('agreement');
agreement.oninput = function(element) {
console.log('Agreement changed to ' + agreement.checked + ' by oninput event.');
};
</script>
</body>
</html>
3. addEventListener method example
// ONLINE-RUNNER:browser;
<!doctype html>
<html>
<body>
<label>
<input id="agreement" type="checkbox" /> Agreement
</label>
<script>
var agreement = document.getElementById('agreement');
agreement.addEventListener('input', function(element) {
console.log('Agreement changed to ' + agreement.checked + ' by input event.');
});
</script>
</body>
</html>