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cbejensen/script.js

Created April 15, 2019 16:19
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Check for support of :focus-within
Raw
script.js
let supportsCSSFocusWithin = false
try {
document.querySelector(':focus-within')
} catch (err) {
supportsCSSFocusWithin = false
}
const wrapper = document.querySelector('wrapper')
wrapper.addEventListener('focusin', e => {
if (!supportsCSSFocusWithin) {
// handle it
}
})
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