21 lines
496 B
TypeScript
21 lines
496 B
TypeScript
const dedupe = (): void => {
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const seen = new Set<string>()
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const elements = document.querySelectorAll('[data-id]')
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elements.forEach((item) => {
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const id = item.getAttribute('data-id')
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if (id && seen.has(id)) {
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item.remove()
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} else if (id) {
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seen.add(id)
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}
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})
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}
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if (document.readyState === 'loading') {
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document.addEventListener('DOMContentLoaded', dedupe)
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} else {
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dedupe()
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}
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// Also run on window load to be sure
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window.addEventListener('load', dedupe)
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