๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

XML5

4๏ธโƒฃ ์ œ์ด์Šจ JSON - ์ž๊ธฐ๊ฐ€ ์ข‹์•„ํ•˜๋Š”์ฑ… 5๊ฐ€์ง€ ํ…Œ์ด๋ธ” ์‹œ๊ฐํ™” XML+ ์ฝ”๋“œ ํŽผ์น˜๊ธฐ -> ๋”๋ณด๊ธฐ books.xml ์ฝ”๋“œ ํŽผ์น˜๊ธฐ -> ๋”๋ณด๊ธฐ Lord of the ring jf.tolkin 12$ Harry Porter Joanne Rowling 20$ The little Prince Saint-Exupéry 9$ And Then There Were None Agatha Christie 16$ The Da Vinci Code Dan Brown 30$ 2021. 3. 9.
4๏ธโƒฃ XML - ์‘์šฉ 2021. 3. 9.
3๏ธโƒฃ XML - ๋ฌธ์ž์—ด ๋Œ€์ž…๊ณผ ์‹ค์ œ XMLํ™” p tag 2021. 3. 9.
2๏ธโƒฃ XML - readyState ์ƒํƒœ, status/stateText ์„œ๋ฒ„ ์‘๋‹ต์ƒํƒœ onreadyStateChange์— ๋“ฑ๋ก๋œ callback ํ•จ์ˆ˜๋Š” readyState๋ผ๋Š” ํ”„๋กœํผํ‹ฐ์˜ ๊ฐ’์ด ๋ณ€๊ฒฝ๋  ๋•Œ๋งˆ๋‹ค ํ˜ธ์ถœ๋œ๋‹ค. ์„œ๋ฒ„์—์„œ ์‘๋‹ต์ด ์˜ฌ๋•Œ function์„ ์ˆ˜ํ–‰ํ•˜๊ณ ์ž ํ•  ๊ฒฝ์šฐ -์„œ๋ฒ„์—์„œ ์‘๋‹ต์ด ์˜ฌ๋•Œ ์ˆ˜ํ–‰ํ•  function์„ onreadyState์— ๋“ฑ๋ก ํ›„ ์‹ค์ œ ์‘๋‹ต์ด ์˜ค๋ฉด(readyState๊ฐ’์œผ๋กœ ํŒ๋‹จ) ๋“ฑ๋กํ•œ function์„ ์‹คํ–‰ํ•œ๋‹ค. -httpRequest.onreadystatechange=callbackFunction; -์‹ค์ œ ์‹คํ–‰ํ•˜๋Š” function์—์„œ๋Š” ์ƒํƒœ์˜ ๋ณ€ํ™”๋ฅผ ๋‚˜ํƒ€๋‚ด๋Š” readyState์ƒํƒœ์— ๋”ฐ๋ผ ์‘๋‹ต ์ฒ˜๋ฆฌ๋ฅผ ํ•œ๋‹ค httpRequest.readyState == 4 ๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ์ „๋ถ€ ๋ฐ›์€ ์ƒํƒœ์ด๊ณ  ์™„๋ฃŒ๋˜์—ˆ๋‹ค๋Š” ๋œป์ด๊ณ  httpRequest.status == 200๋Š” ์„œ๋ฒ„๋กœ.. 2021. 3. 9.

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