From 534a6781a386f476b4d59947916fa0069402f73a Mon Sep 17 00:00:00 2001 From: Kaiyang Yao Date: Sun, 22 Jan 2023 00:28:21 -0600 Subject: [PATCH] prevent error caused by index out of bound --- verify-account-ui/script.js | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/verify-account-ui/script.js b/verify-account-ui/script.js index 6df6bf0..a5c9423 100644 --- a/verify-account-ui/script.js +++ b/verify-account-ui/script.js @@ -6,9 +6,9 @@ codes.forEach((code, idx) => { code.addEventListener('keydown', (e) => { if(e.key >= 0 && e.key <=9) { codes[idx].value = '' - setTimeout(() => codes[idx + 1].focus(), 10) + setTimeout(() => codes[idx < codes.length - 1 ? idx + 1 : idx].focus(), 10) } else if(e.key === 'Backspace') { - setTimeout(() => codes[idx - 1].focus(), 10) + setTimeout(() => codes[idx > 0 ? idx - 1 : idx].focus(), 10) } }) }) \ No newline at end of file