Created
February 9, 2022 00:47
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Wait for DOM elements to exist before executing a callback
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// target can ben an array of targets like ['#element', '.element'] | |
function waitFor(target, callback, timeout = 1000) { | |
return new Promise((resolve) => { | |
const interval = window.setInterval(() => { | |
let isTargetOnDOM | |
isTargetOnDOM = Array.isArray(target) | |
? target.every((element) => document.querySelector(element)) | |
: (isTargetOnDOM = document.querySelector(target)) | |
if (isTargetOnDOM) { | |
callback() | |
clearInterval(interval) | |
return resolve() | |
} | |
}, timeout) | |
}) | |
} |
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