/Javascript/AngularJS/Angular scroll event on div chang width

Angular scroll event on div chang width

<body style="overflow: scroll; height: 1000px;" onload="scrollDetect()">
    <div class="firstdiv" style="border:1px solid black; margin: 0 auto; width: 200px;height: 200px;">
    </div>

    <script>
        function scrollDetect() {
            let div = document.querySelector('.firstdiv')
            var lastScroll = 0;
            window.onscroll = function () {
                let currentScroll = document.documentElement.scrollTop; // Get Current Scroll Value
                if (currentScroll > 0 && lastScroll <= currentScroll) {
                    lastScroll = currentScroll;
                    div.style.width = '50%'
                    div.style.height = "50%";
                    div.style.background = "red";
                    div.style.position = "relative";
                    div.style.top = "0";
                    div.style.left = "0";
                } else {
                    lastScroll = currentScroll;
                    div.style.width = '200px'
                    div.style.height = '200px'
                }
            };
        }
    </script>
</body>

Source: stackoverflow.com

Similar codes

0 vote305 views1 answer
Count same product with price in angular
Javascript AngularJS
1 vote281 views1 answer
Copy an array without pointer in angular
Javascript AngularJS
0 vote306 views1 answer
Cache management in angular 7
Javascript AngularJS
0 vote258 views4 answers
Angular for loop
Javascript AngularJS
0 vote258 views3 answers
Angular prod environment
Javascript AngularJS
0 vote259 views1 answer
Acheck angular version
Javascript AngularJS
0 vote240 views1 answer
Angular calendar updating until hovering
Javascript AngularJS
-1 vote274 views1 answer
In select option how to make one default in angular
Javascript AngularJS
0 vote273 views3 answers
Stripe angular
Javascript AngularJS
6 votes305 views4 answers
Bootstrap not working in angular
Javascript AngularJS