javascript in viewport
var isInViewport = function (elem) {
var bounding = elem.getBoundingClientRect();
return (
bounding.top >= 0 &&
bounding.left >= 0 &&
bounding.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
bounding.right <= (window.innerWidth || document.documentElement.clientWidth)
);
};add class when element in viewport vanilla javascript
function isInViewPort(element) {
// Get the bounding client rectangle position in the viewport
var bounding = element.getBoundingClientRect();
// Checking part. Here the code checks if it's *fully* visible
// Edit this part if you just want a partial visibility
if (
bounding.top >= 0 &&
bounding.left >= 0 &&
bounding.right <= (window.innerWidth || document.documentElement.clientWidth) &&
bounding.bottom <= (window.innerHeight || document.documentElement.clientHeight)
) {
console.log('In the viewport! :)');
return true;
} else {
console.log('Not in the viewport. :(');
return false;
}
}Copyright © 2021 Codeinu
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