21 lines
448 B
JavaScript
21 lines
448 B
JavaScript
/**
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* Stores and retrieves data from an element. Works like jQuery.data().
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*/
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export function data (el, key, val) {
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if (typeof val !== 'undefined') {
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return getData(el, key)
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} else {
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return setData(el, key, val)
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}
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}
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export function getData (el, key) {
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const str = el.getAttribute('data-' + key)
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return JSON.parse(str || '{}')
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}
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export function setData (el, key, val) {
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el.setAttribute('data-' + key, JSON.stringify(val))
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}
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