๋ชฉ๋กerror handling (1)

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[node.js] Error Handling

์„œ๋ฒ„ err๊ฐ€ ๋ฐœ์ƒํ•˜๋ฉด err๋ฅผ ๋ฐœ์ƒ์‹œํ‚จ ๋‹ค์Œ err ๋ฉ”์‹œ์ง€์™€ status ์ฝ”๋“œ๋ฅผ ์ „๋‹ฌํ•ด ์ค˜์•ผํ•จ ๐Ÿ“error ๋˜์ง€๊ธฐ router.get('/:id', (req, res) => { const userData = USER.find((user) => user.id === req.params.id); if (userData) { res.send(userData); } else { const err = new Error('ID not found'); err.statusCode = 404; throw err; } }); ์ด๋Ÿฐ ๋ฐฉ์‹์œผ๋กœ err๊ฐ€ ๋ฐœ์ƒํ•œ ์ง€์ ์—์„œ new Error๋ฅผ ํ†ตํ•ด err ๊ฐ์ฒด๋ฅผ ๋งŒ๋“ค์–ด์„œ throw๋กœ ์ „๋‹ฌ ์ด๋Ÿฐ ์‹์œผ๋กœ err๊ฐ€ ๋ฐœ์ƒํ•˜๋Š”๋ฐ ์ด๋Ÿฐ ํŽ˜์ด์ง€๋Š” ๊ฐ€๊ธ‰์  ํ”ผํ•˜๋Š” ํŽธ์ด ์ข‹์œผ๋ฏ€๋กœ app.js์—์„œ ..
Server/Node.js 2022. 9. 24. 10:06
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