14 lines
393 B
JavaScript
14 lines
393 B
JavaScript
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const codes = document.querySelectorAll('.code')
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codes[0].focus()
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codes.forEach((code, idx) => {
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code.addEventListener('keydown', (e) => {
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if(e.key >= 0 && e.key <=9) {
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codes[idx].value = ''
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setTimeout(() => codes[idx + 1].focus(), 10)
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} else if(e.key === 'Backspace') {
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setTimeout(() => codes[idx - 1].focus(), 10)
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}
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})
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})
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