window.resize javascript – How to Capture Browser Window Resize Event in JavaScript?

window.resize javascript To add a resize event to the window, we can use the onresize() function in JavaScript.

window.resize javascript

you can trigger the resize event using window.dispatchEvent() method: Alternatively, you can use the window.resizeTo() to trigger the resize event. In jQuery, you can trigger the window resize event using the .trigger() method.

JavaScript window resize event

window.addEventListener('resize', function(event) {
    ...
}, true);

//OR

window.onresize = function(event) {
    ...
};

use the window.resizeTo() to trigger the resize event.

window.addEventListener("load", function() {
    window.resizeTo(
        window.screen.availWidth / 2,
        window.screen.availHeight / 2
    );
});
 
window.onresize = function() {
    alert('Handler for .resize() called!');
}

How to Capture Browser Window Resize Event in JavaScript

Use the addEventListener() Method

Note: Please resize the browser window to see how it works.

Trigger window’s resize event with JavaScript/jQuery

$(document).ready(function() {
    $(window).trigger('resize');
});
 
$(window).resize(function() {
    alert('Handler for .resize() called!');
});
Edit in JSFiddle

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