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December 6, 2018 13:12
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A simple loop that traverses the DOM tree until it finds a parent with the specified class.
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| export const findParentByClass = (el, className) => { | |
| while (el.parentNode) { | |
| el = el.parentNode | |
| if (el.classList && el.classList.contains(className)) return el | |
| } | |
| return null | |
| } |
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