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Javascript 2022-02-03 12:40:56
loading page for all ajax call in jquery 3.3.1
$.when(ajax1(), ajax2(), ajax3(), ajax4()).done(function(a1, a2, a3, a4){ // the code here will be executed when all four ajax requests resolve. // a1, a2, a3 and a4 are lists of length 3 containing the response text, // status, and jqXHR obje... Add solution -
Javascript 2021-10-24 08:03:10
js check if image url exists
// create an XHR object const xhr = new XMLHttpRequest(); // listen for `onload` event xhr.onload = () => { if (xhr.status == 200) { console.log('Image exists.'); } else { console.log('Image does not exist.'); } }; // crea... Add solution