2 ms·
Ok. let titles = document.getElementsByTagName('h3') for(let i = titles.length; i > 0; i--) { titles[i-1].textContent = i + ' ' + titles[i-1].textC
by dbtc 3y ago
Ok.
let titles = document.getElementsByTagName('h3')
for(let i = titles.length; i > 0; i--) {
titles[i-1].textContent = i + ' ' + titles[i-1].textContent
}
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