langford // 🇬🇭 langf00rd
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| function Code() { | |
| const ref = React.useRef() | |
| React.useEffect(() => { | |
| const handler = e => { | |
| const selected = document.getSelection().toString().trim() | |
| ref.current.querySelectorAll("span:not(:has(*))").forEach(element => { | |
| if (element.textContent === selected) { | |
| element.classList.add("selected") | |
| } else { | |
| element.classList.remove("selected") |