Sometimes, we want to use an HTML button to call a JavaScript function.
In this article, we’ll look at how to use an HTML button to call a JavaScript function.
How to use an HTML button to call a JavaScript function?
To use an HTML button to call a JavaScript function, we set the button’s onclick property toi the function we want to call when we click it.
For instance, we write
<input id="clickMe" type="button" value="clickme" />
to add a button.
Then we write
document.getElementById("clickMe").onclick = () => {
alert("hello!");
};
to select the button with getElementById.
And we set its onclick property to a function that calls alert when we click the button.
Conclusion
To use an HTML button to call a JavaScript function, we set the button’s onclick property toi the function we want to call when we click it.
