{"id":9389,"date":"2025-04-15T16:57:37","date_gmt":"2025-04-15T09:57:37","guid":{"rendered":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/?p=9389"},"modified":"2026-03-27T17:21:10","modified_gmt":"2026-03-27T10:21:10","slug":"file-json-la-gi","status":"publish","type":"post","link":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/tu-van-nghe-nghiep\/file-json-la-gi","title":{"rendered":"File JSON l\u00e0 g\u00ec? \u01afu \u0111i\u1ec3m, h\u1ea1n ch\u1ebf v\u00e0 vai tr\u00f2 trong ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m"},"content":{"rendered":"\n

Tr\u01b0\u1edbc nhu c\u1ea7u ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng, vi\u1ec7c trao \u0111\u1ed5i d\u1eef li\u1ec7u gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng ho\u1eb7c gi\u1eefa client v\u00e0 server lu\u00f4n l\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu. Khi kh\u1ed1i l\u01b0\u1ee3ng th\u00f4ng tin ng\u00e0y c\u00e0ng \u0111a d\u1ea1ng v\u00e0 y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd cao, nh\u1eefng \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u \u0111\u01a1n gi\u1ea3n, hi\u1ec7u qu\u1ea3 b\u1eaft \u0111\u1ea7u chi\u1ebfm \u01b0u th\u1ebf trong gi\u1edbi l\u1eadp tr\u00ecnh. Ch\u00ednh v\u00ec th\u1ebf, c\u00e2u h\u1ecfi file JSON l\u00e0 g\u00ec<\/strong> ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi quan t\u00e2m, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng ai m\u1edbi ti\u1ebfp c\u1eadn v\u1edbi l\u1eadp tr\u00ecnh web ho\u1eb7c x\u1eed l\u00fd d\u1eef li\u1ec7u. Vi\u1ec7c hi\u1ec3u r\u00f5 v\u1ec1 kh\u00e1i ni\u1ec7m n\u00e0y s\u1ebd m\u1edf ra n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp v\u00e0 l\u00e0m vi\u1ec7c v\u1edbi API, c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng, ho\u1eb7c t\u00edch h\u1ee3p d\u1eef li\u1ec7u t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau.<\/p>\n\n\n\n

\"File<\/figure>\n\n\n\n

File JSON l\u00e0 g\u00ec?<\/h2>\n\n\n\n
\n

JSON (JavaScript Object Notation) l\u00e0 m\u1ed9t \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u d\u1ea1ng v\u0103n b\u1ea3n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 truy\u1ec1n t\u1ea3i th\u00f4ng tin gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng. D\u1eef li\u1ec7u trong file JSON th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n d\u01b0\u1edbi d\u1ea1ng c\u00e1c c\u1eb7p kh\u00f3a \u2013 gi\u00e1 tr\u1ecb, d\u1ec5 \u0111\u1ecdc v\u1edbi con ng\u01b0\u1eddi v\u00e0 d\u1ec5 ph\u00e2n t\u00edch b\u1edfi m\u00e1y t\u00ednh.<\/strong><\/p>\n<\/blockquote>\n\n\n\n

M\u1ed9t file JSON c\u00f3 ph\u1ea7n m\u1edf r\u1ed9ng .json, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o v\u00e0 thao t\u00e1c b\u1edfi h\u1ea7u h\u1ebft c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh hi\u1ec7n \u0111\u1ea1i. V\u1edbi c\u1ea5u tr\u00fac \u0111\u01a1n gi\u1ea3n nh\u01b0ng linh ho\u1ea1t, JSON nhanh ch\u00f3ng tr\u1edf th\u00e0nh ti\u00eau chu\u1ea9n cho vi\u1ec7c x\u1eed l\u00fd d\u1eef li\u1ec7u trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb ph\u00e1t tri\u1ec3n web, \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng \u0111\u1ebfn l\u01b0u tr\u1eef c\u1ea5u h\u00ecnh v\u00e0 t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

\u0110\u1eb7c \u0111i\u1ec3m v\u00e0 c\u00fa ph\u00e1p c\u1ee7a file JSON<\/h2>\n\n\n\n

\u0110\u1ec3 l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 v\u1edbi file JSON, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n hi\u1ec3u r\u00f5 c\u1ea5u tr\u00fac c\u01a1 b\u1ea3n v\u00e0 c\u00e1c quy t\u1eafc c\u00fa ph\u00e1p m\u00e0 \u0111\u1ecbnh d\u1ea1ng n\u00e0y tu\u00e2n th\u1ee7. \u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t gi\u00fap vi\u1ec7c x\u1eed l\u00fd d\u1eef li\u1ec7u tr\u1edf n\u00ean ch\u00ednh x\u00e1c, d\u1ec5 d\u00e0ng v\u00e0 h\u1ea1n ch\u1ebf l\u1ed7i ph\u00e1t sinh khi trao \u0111\u1ed5i th\u00f4ng tin gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

C\u1ea5u tr\u00fac d\u1eef li\u1ec7u: object, array, key-value<\/h3>\n\n\n\n

File JSON l\u01b0u tr\u1eef d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng v\u0103n b\u1ea3n thu\u1ea7n, v\u1edbi c\u1ea5u tr\u00fac ch\u00ednh l\u00e0 c\u00e1c c\u1eb7p kh\u00f3a \u2013 gi\u00e1 tr\u1ecb<\/strong>. Trong \u0111\u00f3:<\/p>\n\n\n\n

Object (\u0111\u1ed1i t\u01b0\u1ee3ng)<\/strong> \u0111\u01b0\u1ee3c \u0111\u1eb7t trong d\u1ea5u {}<\/code> v\u00e0 ch\u1ee9a nhi\u1ec1u c\u1eb7p kh\u00f3a \u2013 gi\u00e1 tr\u1ecb. V\u00ed d\u1ee5:
{ \"name\": \"Lan\", \"age\": 25 }<\/code><\/p>\n\n\n\n

Array (m\u1ea3ng)<\/strong> \u0111\u01b0\u1ee3c \u0111\u1eb7t trong d\u1ea5u []<\/code>, d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef danh s\u00e1ch c\u00e1c gi\u00e1 tr\u1ecb ho\u1eb7c object. V\u00ed d\u1ee5:
\"languages\": [\"Python\", \"Java\", \"C++\"]<\/code><\/p>\n\n\n\n

Key (kh\u00f3a)<\/strong> lu\u00f4n l\u00e0 chu\u1ed7i (string) v\u00e0 ph\u1ea3i \u0111\u1eb7t trong d\u1ea5u ngo\u1eb7c k\u00e9p \" \"<\/code>, trong khi value (gi\u00e1 tr\u1ecb)<\/strong> c\u00f3 th\u1ec3 l\u00e0: chu\u1ed7i, s\u1ed1, boolean (true\/false<\/code>), null<\/code>, m\u1ea3ng ho\u1eb7c object l\u1ed3ng nhau.<\/p>\n\n\n\n

C\u00e1c quy t\u1eafc c\u00fa ph\u00e1p ch\u00ednh trong file JSON<\/h3>\n\n\n\n

JSON c\u00f3 c\u00fa ph\u00e1p ch\u1eb7t ch\u1ebd nh\u01b0ng \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u:<\/p>\n\n\n\n

M\u1ed7i object bao g\u1ed3m c\u00e1c c\u1eb7p \"key\": value<\/code>, ph\u00e2n t\u00e1ch b\u1edfi d\u1ea5u ph\u1ea9y ,<\/code>.<\/p>\n\n\n\n

Kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p c\u00f3 d\u1ea5u ph\u1ea9y sau ph\u1ea7n t\u1eed cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n

Chu\u1ed7i (string) b\u1eaft bu\u1ed9c<\/strong> ph\u1ea3i n\u1eb1m trong d\u1ea5u ngo\u1eb7c k\u00e9p \" \"<\/code>.<\/p>\n\n\n\n

Kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng d\u1ea5u comment (\/\/<\/code> ho\u1eb7c \/* *\/<\/code>) nh\u01b0 trong JavaScript.<\/p>\n\n\n\n

To\u00e0n b\u1ed9 file ph\u1ea3i l\u00e0 m\u1ed9t object ho\u1eb7c m\u1ed9t m\u1ea3ng h\u1ee3p l\u1ec7.<\/p>\n\n\n\n

M\u1ed9t v\u00ed d\u1ee5 JSON h\u1ee3p l\u1ec7:<\/p>\n\n\n\n

json<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

{<\/code><\/p>\n\n\n\n

  <\/code>“user”: <\/code>{<\/code><\/p>\n\n\n\n

    <\/code>“id”: <\/code>101,<\/code><\/p>\n\n\n\n

    <\/code>“name”: <\/code>“Nguyen Van A”,<\/code><\/p>\n\n\n\n

    <\/code>“isActive”: <\/code>true,<\/code><\/p>\n\n\n\n

    <\/code>“skills”: <\/code>[“HTML”, <\/code>“CSS”, <\/code>“JavaScript”]<\/code><\/p>\n\n\n\n

  <\/code>}<\/code><\/p>\n\n\n\n

}<\/p>\n\n\n\n

So s\u00e1nh c\u00fa ph\u00e1p JSON v\u1edbi XML<\/h3>\n\n\n\n

M\u1ed9t trong nh\u1eefng l\u00fd do khi\u1ebfn JSON tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn l\u00e0 c\u00fa ph\u00e1p c\u1ee7a n\u00f3 ng\u1eafn g\u1ecdn v\u00e0 d\u1ec5 \u0111\u1ecdc h\u01a1n nhi\u1ec1u so v\u1edbi XML. V\u00ed d\u1ee5:<\/p>\n\n\n\n

XML:<\/strong><\/p>\n\n\n\n

xml<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

<user><\/code><\/p>\n\n\n\n

  <\/code><name>Lan<\/code><\/name><\/code><\/p>\n\n\n\n

  <\/code><age>25<\/code><\/age><\/code><\/p>\n\n\n\n

<\/user><\/code><\/p>\n\n\n\n

JSON:<\/strong><\/p>\n\n\n\n

json<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

{<\/code><\/p>\n\n\n\n

  <\/code>“name”: <\/code>“Lan”,<\/code><\/p>\n\n\n\n

  <\/code>“age”: <\/code>25<\/code><\/p>\n\n\n\n

}<\/code><\/p>\n\n\n\n

So v\u1edbi XML, JSON s\u1eed d\u1ee5ng \u00edt k\u00fd t\u1ef1 h\u01a1n, kh\u00f4ng c\u1ea7n th\u1ebb m\u1edf\/\u0111\u00f3ng l\u1eb7p l\u1ea1i, \u0111\u1ed3ng th\u1eddi d\u1ec5 \u00e1nh x\u1ea1 sang c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng trong l\u1eadp tr\u00ecnh. Ch\u00ednh v\u00ec v\u1eady, JSON th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn trong c\u00e1c \u1ee9ng d\u1ee5ng web hi\u1ec7n \u0111\u1ea1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi l\u00e0m vi\u1ec7c v\u1edbi API ho\u1eb7c JavaScript.<\/p>\n\n\n\n

\n

Xem th\u00eam: Vi\u1ec7c L\u00e0m Coder<\/a> ta\u0323i Careerlink.vn<\/p>\n<\/blockquote>\n\n\n\n

C\u00e1ch t\u1ea1o v\u00e0 \u0111\u1ecdc file JSON<\/h2>\n\n\n\n

Vi\u1ec7c t\u1ea1o v\u00e0 \u0111\u1ecdc file JSON l\u00e0 m\u1ed9t k\u1ef9 n\u0103ng c\u01a1 b\u1ea3n nh\u01b0ng r\u1ea5t quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m. D\u00f9 b\u1ea1n l\u00e0 ng\u01b0\u1eddi m\u1edbi h\u1ecdc l\u1eadp tr\u00ecnh hay \u0111ang l\u00e0m vi\u1ec7c chuy\u00ean s\u00e2u v\u1edbi API, hi\u1ec3u c\u00e1ch thao t\u00e1c v\u1edbi file JSON s\u1ebd gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng trao \u0111\u1ed5i v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 h\u01a1n trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf.<\/p>\n\n\n\n

H\u01b0\u1edbng d\u1eabn t\u1ea1o file JSON<\/h3>\n\n\n\n

T\u1ea1o b\u1eb1ng tr\u00ecnh so\u1ea1n th\u1ea3o th\u1ee7 c\u00f4ng<\/strong><\/p>\n\n\n\n

C\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u1ea5t \u0111\u1ec3 t\u1ea1o m\u1ed9t file JSON l\u00e0 s\u1eed d\u1ee5ng tr\u00ecnh so\u1ea1n th\u1ea3o v\u0103n b\u1ea3n nh\u01b0 Notepad, VS Code, Sublime Text\u2026 B\u1ea1n ch\u1ec9 c\u1ea7n vi\u1ebft n\u1ed9i dung JSON theo \u0111\u00fang c\u00fa ph\u00e1p v\u00e0 l\u01b0u l\u1ea1i v\u1edbi ph\u1ea7n m\u1edf r\u1ed9ng .json<\/code>.<\/p>\n\n\n\n

V\u00ed d\u1ee5:<\/p>\n\n\n\n

json<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

{<\/code><\/p>\n\n\n\n

  <\/code>“id”: <\/code>1,<\/code><\/p>\n\n\n\n

  <\/code>“name”: <\/code>“Nguyen Van B”,<\/code><\/p>\n\n\n\n

  <\/code>“email”: <\/code>“vanb@example.com”<\/code><\/p>\n\n\n\n

}<\/code><\/p>\n\n\n\n

File n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u d\u01b0\u1edbi t\u00ean user.json<\/code>.<\/p>\n\n\n\n

T\u1ea1o b\u1eb1ng \u0111o\u1ea1n m\u00e3 l\u1eadp tr\u00ecnh (code)<\/strong><\/p>\n\n\n\n

Trong c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o file JSON t\u1eeb \u0111\u1ed1i t\u01b0\u1ee3ng d\u1eef li\u1ec7u v\u00e0 ghi v\u00e0o \u1ed5 \u0111\u0129a. V\u00ed d\u1ee5 trong Python:<\/p>\n\n\n\n

python<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

import json<\/code><\/p>\n\n\n\n

data = {<\/code><\/p>\n\n\n\n

    <\/code>“id”: <\/code>2,<\/code><\/p>\n\n\n\n

    <\/code>“name”: <\/code>“Tran Thi C”,<\/code><\/p>\n\n\n\n

    <\/code>“email”: <\/code>“thic@example.com”<\/code><\/p>\n\n\n\n

}<\/code><\/p>\n\n\n\n

with <\/code>open(<\/code>‘user.json’, <\/code>‘w’) <\/code>as file:<\/code><\/p>\n\n\n\n

    json.dump(data, file)<\/code><\/p>\n\n\n\n

V\u00ed d\u1ee5 minh h\u1ecda file JSON \u0111\u01a1n gi\u1ea3n<\/strong><\/p>\n\n\n\n

M\u1ed9t file JSON m\u00f4 t\u1ea3 danh s\u00e1ch sinh vi\u00ean:<\/p>\n\n\n\n

json<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

[<\/code><\/p>\n\n\n\n

  <\/code>{<\/code><\/p>\n\n\n\n

    <\/code>“id”: <\/code>101,<\/code><\/p>\n\n\n\n

    <\/code>“name”: <\/code>“Nguyen Van A”<\/code><\/p>\n\n\n\n

  <\/code>},<\/code><\/p>\n\n\n\n

  <\/code>{<\/code><\/p>\n\n\n\n

    <\/code>“id”: <\/code>102,<\/code><\/p>\n\n\n\n

    <\/code>“name”: <\/code>“Le Thi B”<\/code><\/p>\n\n\n\n

  <\/code>}<\/code><\/p>\n\n\n\n

]<\/code><\/p>\n\n\n\n

D\u1ea1ng c\u1ea5u tr\u00fac n\u00e0y r\u1ea5t th\u01b0\u1eddng g\u1eb7p trong API tr\u1ea3 v\u1ec1 danh s\u00e1ch \u0111\u1ed1i t\u01b0\u1ee3ng.<\/p>\n\n\n\n

\u0110\u1ecdc file JSON trong c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u1ed5 bi\u1ebfn<\/h3>\n\n\n\n

JavaScript<\/strong><\/p>\n\n\n\n

JavaScript c\u00f3 h\u1ed7 tr\u1ee3 t\u00edch h\u1ee3p s\u1eb5n cho JSON v\u1edbi c\u00e1c ph\u01b0\u01a1ng th\u1ee9c JSON.parse()<\/code> v\u00e0 JSON.stringify()<\/code>.<\/p>\n\n\n\n

\u0110\u1ecdc chu\u1ed7i JSON:<\/p>\n\n\n\n

javascript<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

let jsonString = <\/code>‘{“name”:”An”,”age”:22}’;<\/code><\/p>\n\n\n\n

let obj = <\/code>JSON.<\/code>parse(jsonString);<\/code><\/p>\n\n\n\n

console.<\/code>log(obj.<\/code>name); <\/code>\/\/ An<\/code><\/p>\n\n\n\n

Python<\/strong><\/p>\n\n\n\n

Trong Python, module json<\/code> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ecdc file JSON:<\/p>\n\n\n\n

python<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

import json<\/code><\/p>\n\n\n\n

with <\/code>open(<\/code>‘user.json’, <\/code>‘r’) <\/code>as file:<\/code><\/p>\n\n\n\n

    data = json.load(file)<\/code><\/p>\n\n\n\n

print(data[<\/code>“name”])<\/code><\/p>\n\n\n\n

Java, PHP, Node.js<\/strong><\/p>\n\n\n\n

Java<\/strong>: D\u00f9ng th\u01b0 vi\u1ec7n nh\u01b0 Jackson ho\u1eb7c Gson.<\/p>\n\n\n\n

PHP<\/strong>: D\u00f9ng json_decode()<\/code> \u0111\u1ec3 chuy\u1ec3n chu\u1ed7i JSON th\u00e0nh m\u1ea3ng ho\u1eb7c object.<\/p>\n\n\n\n

Node.js<\/strong>: C\u00f3 th\u1ec3 d\u00f9ng require()<\/code> ho\u1eb7c fs.readFileSync()<\/code> \u0111\u1ec3 \u0111\u1ecdc file .json<\/code>.<\/p>\n\n\n\n

V\u00ed d\u1ee5 trong Node.js:<\/p>\n\n\n\n

javascript<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

const fs = <\/code>require(<\/code>‘fs’);<\/code><\/p>\n\n\n\n

const data = <\/code>JSON.<\/code>parse(fs.<\/code>readFileSync(<\/code>‘user.json’, <\/code>‘utf8’));<\/code><\/p>\n\n\n\n

console.<\/code>log(data.<\/code>name);<\/code><\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng c\u1ee7a JSON trong th\u1ef1c t\u1ebf<\/h2>\n\n\n\n

V\u1edbi c\u1ea5u tr\u00fac \u0111\u01a1n gi\u1ea3n v\u00e0 t\u00ednh linh ho\u1ea1t cao, JSON \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t trong ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh c\u1ee7a JSON trong c\u00e1c t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf.<\/p>\n\n\n\n

Truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u qua API (RESTful, GraphQL)<\/h3>\n\n\n\n

M\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t c\u1ee7a JSON l\u00e0 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u gi\u1eefa client v\u00e0 server th\u00f4ng qua API. H\u1ea7u h\u1ebft c\u00e1c h\u1ec7 th\u1ed1ng web hi\u1ec7n \u0111\u1ea1i s\u1eed d\u1ee5ng RESTful API ho\u1eb7c GraphQL \u0111\u1ec3 trao \u0111\u1ed5i th\u00f4ng tin d\u01b0\u1edbi d\u1ea1ng JSON, nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng d\u1ec5 \u0111\u1ecdc, nh\u1eb9 v\u00e0 d\u1ec5 ph\u00e2n t\u00edch c\u1ee7a n\u00f3.<\/p>\n\n\n\n

V\u00ed d\u1ee5, khi b\u1ea1n g\u1eedi y\u00eau c\u1ea7u l\u1ea5y th\u00f4ng tin ng\u01b0\u1eddi d\u00f9ng t\u1eeb m\u1ed9t trang web, server c\u00f3 th\u1ec3 ph\u1ea3n h\u1ed3i l\u1ea1i m\u1ed9t chu\u1ed7i JSON nh\u01b0 sau:<\/p>\n\n\n\n

json<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

{<\/code><\/p>\n\n\n\n

  <\/code>“id”: <\/code>3,<\/code><\/p>\n\n\n\n

  <\/code>“username”: <\/code>“huyen123”,<\/code><\/p>\n\n\n\n

  <\/code>“email”: <\/code>“huyen@example.com”<\/code><\/p>\n\n\n\n

}<\/code><\/p>\n\n\n\n

Nh\u1edd JSON, vi\u1ec7c ph\u00e2n t\u00edch v\u00e0 hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u tr\u1edf n\u00ean nhanh ch\u00f3ng v\u00e0 m\u01b0\u1ee3t m\u00e0 h\u01a1n trong tr\u00ecnh duy\u1ec7t ho\u1eb7c \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n

L\u01b0u tr\u1eef c\u1ea5u h\u00ecnh v\u00e0 thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng<\/h3>\n\n\n\n

JSON c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c t\u1ec7p c\u1ea5u h\u00ecnh trong nhi\u1ec1u \u1ee9ng d\u1ee5ng v\u00e0 framework. V\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh l\u00e0 file package.json<\/code> trong Node.js, n\u01a1i khai b\u00e1o c\u00e1c th\u00f4ng tin nh\u01b0 t\u00ean d\u1ef1 \u00e1n, phi\u00ean b\u1ea3n, danh s\u00e1ch th\u01b0 vi\u1ec7n ph\u1ee5 thu\u1ed9c\u2026<\/p>\n\n\n\n

json<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

{<\/code><\/p>\n\n\n\n

  <\/code>“name”: <\/code>“my-app”,<\/code><\/p>\n\n\n\n

  <\/code>“version”: <\/code>“1.0.0”,<\/code><\/p>\n\n\n\n

  <\/code>“dependencies”: <\/code>{<\/code><\/p>\n\n\n\n

    <\/code>“express”: <\/code>“^4.18.0”<\/code><\/p>\n\n\n\n

  <\/code>}<\/code><\/p>\n\n\n\n

}<\/code><\/p>\n\n\n\n

Vi\u1ec7c d\u00f9ng JSON trong c\u1ea5u h\u00ecnh gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean d\u1ec5 d\u00e0ng thay \u0111\u1ed5i v\u00e0 ki\u1ec3m so\u00e1t c\u00e1c thi\u1ebft l\u1eadp quan tr\u1ecdng m\u00e0 kh\u00f4ng c\u1ea7n s\u1eeda \u0111\u1ed5i m\u00e3 ngu\u1ed3n.<\/p>\n\n\n\n

L\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m th\u1eddi (localStorage, NoSQL)<\/h3>\n\n\n\n

Tr\u00ean tr\u00ecnh duy\u1ec7t, JSON th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m trong localStorage<\/strong> ho\u1eb7c sessionStorage<\/strong>. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh chu\u1ed7i JSON tr\u01b0\u1edbc khi l\u01b0u v\u00e0 s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n ng\u01b0\u1ee3c l\u1ea1i th\u00e0nh \u0111\u1ed1i t\u01b0\u1ee3ng khi c\u1ea7n s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

V\u00ed d\u1ee5:<\/p>\n\n\n\n

javascript<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

let user = { <\/code>name: <\/code>“Mai”, <\/code>age: <\/code>20 };<\/code><\/p>\n\n\n\n

localStorage.<\/code>setItem(<\/code>“user”, <\/code>JSON.<\/code>stringify(user));<\/code><\/p>\n\n\n\n

let data = <\/code>JSON.<\/code>parse(<\/code>localStorage.<\/code>getItem(<\/code>“user”));<\/code><\/p>\n\n\n\n

console.<\/code>log(data.<\/code>name); <\/code>\/\/ Mai<\/code><\/p>\n\n\n\n

Ngo\u00e0i ra, trong c\u00e1c h\u1ec7 c\u01a1 s\u1edf d\u1eef li\u1ec7u NoSQL nh\u01b0 MongoDB, d\u1eef li\u1ec7u c\u0169ng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf d\u1ea1ng JSON ho\u1eb7c BSON \u2013 m\u1ed9t bi\u1ebfn th\u1ec3 nh\u1ecb ph\u00e2n c\u1ee7a JSON.<\/p>\n\n\n\n

T\u00edch h\u1ee3p d\u1eef li\u1ec7u gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c nhau<\/h3>\n\n\n\n

JSON \u0111\u00f3ng vai tr\u00f2 c\u1ea7u n\u1ed1i trung gian khi c\u1ea7n t\u00edch h\u1ee3p d\u1eef li\u1ec7u gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t. D\u00f9 backend vi\u1ebft b\u1eb1ng Java, frontend d\u00f9ng React, ho\u1eb7c b\u1ea1n \u0111ang truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c n\u1ec1n t\u1ea3ng kh\u00e1c nhau (web, mobile, IoT), JSON v\u1eabn \u0111\u1ea3m b\u1ea3o s\u1ef1 t\u01b0\u01a1ng th\u00edch cao v\u00e0 d\u1ec5 tri\u1ec3n khai.<\/p>\n\n\n\n

\u0110\u1eb7c bi\u1ec7t trong c\u00e1c h\u1ec7 th\u1ed1ng ERP, CRM ho\u1eb7c ph\u1ea7n m\u1ec1m qu\u1ea3n tr\u1ecb doanh nghi\u1ec7p, JSON \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ed3ng b\u1ed9 h\u00f3a d\u1eef li\u1ec7u gi\u1eefa c\u00e1c module ho\u1eb7c t\u00edch h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng b\u00ean th\u1ee9 ba nh\u01b0 c\u1ed5ng thanh to\u00e1n, h\u1ec7 th\u1ed1ng kho, hay ph\u1ea7n m\u1ec1m k\u1ebf to\u00e1n.<\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a JSON<\/h2>\n\n\n\n

JSON tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t kh\u00f4ng ch\u1ec9 v\u00ec s\u1ef1 ph\u1ed5 bi\u1ebfn m\u00e0 c\u00f2n nh\u1edd nh\u1eefng l\u1ee3i \u00edch thi\u1ebft th\u1ef1c m\u00e0 n\u00f3 mang l\u1ea1i. Tuy nhi\u00ean, gi\u1ed1ng nh\u01b0 b\u1ea5t k\u1ef3 c\u00f4ng ngh\u1ec7 n\u00e0o kh\u00e1c, JSON c\u0169ng c\u00f3 nh\u1eefng \u0111i\u1ec3m h\u1ea1n ch\u1ebf nh\u1ea5t \u0111\u1ecbnh. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 c\u1ea3 hai kh\u00eda c\u1ea1nh n\u00e0y.<\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m c\u1ee7a JSON<\/h3>\n\n\n\n

Nh\u1eb9 v\u00e0 d\u1ec5 \u0111\u1ecdc:<\/strong>
JSON s\u1eed d\u1ee5ng c\u00fa ph\u00e1p ng\u1eafn g\u1ecdn, gi\u00fap d\u1eef li\u1ec7u d\u1ec5 \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i qua m\u1ea1ng v\u00e0 d\u1ec5 d\u00e0ng \u0111\u1ecdc hi\u1ec3u b\u1edfi c\u1ea3 m\u00e1y t\u00ednh l\u1eabn con ng\u01b0\u1eddi. So v\u1edbi XML, c\u00f9ng m\u1ed9t d\u1eef li\u1ec7u nh\u01b0ng JSON th\u01b0\u1eddng ng\u1eafn h\u01a1n \u0111\u00e1ng k\u1ec3, gi\u00fap t\u1ed1i \u01b0u b\u0103ng th\u00f4ng v\u00e0 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd.<\/p>\n\n\n\n

Ng\u00f4n ng\u1eef \u0111\u1ed9c l\u1eadp:<\/strong>
JSON kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ea5t k\u1ef3 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh c\u1ee5 th\u1ec3 n\u00e0o. \u0110i\u1ec1u n\u00e0y gi\u00fap n\u00f3 d\u1ec5 d\u00e0ng t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c nhau nh\u01b0 JavaScript, Python, Java, PHP, C#, v\u00e0 nhi\u1ec1u c\u00f4ng ngh\u1ec7 kh\u00e1c.<\/p>\n\n\n\n

H\u1ed7 tr\u1ee3 r\u1ed9ng r\u00e3i:<\/strong>
H\u1ea7u h\u1ebft c\u00e1c framework, th\u01b0 vi\u1ec7n v\u00e0 h\u1ec7 qu\u1ea3n tr\u1ecb d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i \u0111\u1ec1u t\u00edch h\u1ee3p s\u1eb5n c\u00f4ng c\u1ee5 \u0111\u1ec3 l\u00e0m vi\u1ec7c v\u1edbi JSON. Nh\u1edd v\u1eady, vi\u1ec7c thao t\u00e1c, ph\u00e2n t\u00edch ho\u1eb7c chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u JSON tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n bao gi\u1edd h\u1ebft.<\/p>\n\n\n\n

H\u1ea1n ch\u1ebf c\u1ee7a JSON<\/h3>\n\n\n\n

Kh\u00f4ng h\u1ed7 tr\u1ee3 ch\u00fa th\u00edch (comment):<\/strong>
Kh\u00f4ng gi\u1ed1ng nh\u01b0 XML hay YAML, JSON kh\u00f4ng cho ph\u00e9p th\u00eam ch\u00fa th\u00edch trong n\u1ed9i dung file. \u0110i\u1ec1u n\u00e0y khi\u1ebfn vi\u1ec7c gi\u1ea3i th\u00edch c\u00e1c \u0111o\u1ea1n d\u1eef li\u1ec7u tr\u1edf n\u00ean kh\u00f3 kh\u0103n, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c file c\u1ea5u h\u00ecnh ph\u1ee9c t\u1ea1p.<\/p>\n\n\n\n

Thi\u1ebfu kh\u1ea3 n\u0103ng m\u00f4 t\u1ea3 ki\u1ec3u d\u1eef li\u1ec7u n\u00e2ng cao:<\/strong>
JSON kh\u00f4ng c\u00f3 c\u01a1 ch\u1ebf \u0111\u1ecbnh ngh\u0129a schema (c\u1ea5u tr\u00fac ki\u1ec3u d\u1eef li\u1ec7u) ph\u1ee9c t\u1ea1p m\u1ed9t c\u00e1ch ch\u00ednh th\u1ee9c. \u0110i\u1ec1u n\u00e0y g\u00e2y kh\u00f3 kh\u0103n khi c\u1ea7n ki\u1ec3m so\u00e1t nghi\u00eam ng\u1eb7t v\u1ec1 \u0111\u1ecbnh d\u1ea1ng ho\u1eb7c ki\u1ec3u d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o \u2013 \u0111\u1ea7u ra.<\/p>\n\n\n\n

C\u00fa ph\u00e1p d\u1ec5 m\u1eafc l\u1ed7i:<\/strong>
Do JSON y\u00eau c\u1ea7u c\u00fa ph\u00e1p r\u1ea5t nghi\u00eam ng\u1eb7t (v\u00ed d\u1ee5: b\u1eaft bu\u1ed9c d\u00f9ng d\u1ea5u ngo\u1eb7c k\u00e9p cho key, kh\u00f4ng \u0111\u01b0\u1ee3c c\u00f3 d\u1ea5u ph\u1ea9y \u1edf cu\u1ed1i ph\u1ea7n t\u1eed cu\u1ed1i c\u00f9ng…), ch\u1ec9 m\u1ed9t l\u1ed7i nh\u1ecf c\u0169ng khi\u1ebfn to\u00e0n b\u1ed9 file kh\u00f4ng th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi l\u00e0m vi\u1ec7c v\u1edbi file l\u1edbn.<\/p>\n\n\n\n

So s\u00e1nh JSON v\u1edbi c\u00e1c \u0111\u1ecbnh d\u1ea1ng kh\u00e1c<\/h2>\n\n\n\n

M\u1eb7c d\u00f9 JSON r\u1ea5t ph\u1ed5 bi\u1ebfn, nh\u01b0ng trong th\u1ef1c t\u1ebf n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t c\u1ea1nh c\u00e1c \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u kh\u00e1c nh\u01b0 XML, YAML ho\u1eb7c CSV t\u00f9y theo nhu c\u1ea7u s\u1eed d\u1ee5ng. Vi\u1ec7c so s\u00e1nh n\u00e0y gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean l\u1ef1a ch\u1ecdn \u0111\u1ecbnh d\u1ea1ng ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi m\u1ee5c ti\u00eau v\u00e0 ho\u00e0n c\u1ea3nh c\u1ee5 th\u1ec3.<\/p>\n\n\n\n

JSON v\u00e0 XML<\/h3>\n\n\n\n
Ti\u00eau ch\u00ed<\/td>JSON<\/td>XML<\/td><\/tr><\/thead>
C\u00fa ph\u00e1p<\/td>Ng\u1eafn g\u1ecdn, d\u1ec5 \u0111\u1ecdc<\/td>D\u00e0i d\u00f2ng, nhi\u1ec1u th\u1ebb l\u1eb7p<\/td><\/tr>
K\u00edch th\u01b0\u1edbc<\/td>Nh\u1ecf h\u01a1n<\/td>L\u1edbn h\u01a1n do th\u1ebb m\u1edf\/\u0111\u00f3ng<\/td><\/tr>
T\u00ednh d\u1ec5 \u0111\u1ecdc<\/td>Cao h\u01a1n v\u1edbi con ng\u01b0\u1eddi<\/td>Kh\u00f3 \u0111\u1ecdc h\u01a1n n\u1ebfu d\u1eef li\u1ec7u l\u1edbn<\/td><\/tr>
Ph\u00e2n t\u00edch b\u1edfi m\u00e1y<\/td>D\u1ec5 d\u00e0ng, nhi\u1ec1u th\u01b0 vi\u1ec7n h\u1ed7 tr\u1ee3<\/td>C\u1ea7n tr\u00ecnh ph\u00e2n t\u00edch ph\u1ee9c t\u1ea1p h\u01a1n<\/td><\/tr>
H\u1ed7 tr\u1ee3 ch\u00fa th\u00edch<\/td>Kh\u00f4ng<\/td>C\u00f3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

T\u1ed5ng k\u1ebft:<\/strong> JSON v\u01b0\u1ee3t tr\u1ed9i h\u01a1n trong c\u00e1c \u1ee9ng d\u1ee5ng web hi\u1ec7n \u0111\u1ea1i, trong khi XML th\u00edch h\u1ee3p h\u01a1n khi c\u1ea7n \u0111\u1ecbnh ngh\u0129a d\u1eef li\u1ec7u c\u00f3 c\u1ea5u tr\u00fac ph\u1ee9c t\u1ea1p, h\u1ed7 tr\u1ee3 schema v\u00e0 metadata r\u00f5 r\u00e0ng.<\/p>\n\n\n\n

JSON v\u00e0 YAML<\/h3>\n\n\n\n
Ti\u00eau ch\u00ed<\/td>JSON<\/td>YAML<\/td><\/tr><\/thead>
C\u00fa ph\u00e1p<\/td>Nghi\u00eam ng\u1eb7t, d\u00f9ng d\u1ea5u ngo\u1eb7c k\u00e9p<\/td>Linh ho\u1ea1t, d\u1ec5 vi\u1ebft tay<\/td><\/tr>
T\u00ednh d\u1ec5 \u0111\u1ecdc<\/td>T\u1ed1t<\/td>T\u1ed1t h\u01a1n, \u0111\u1eb7c bi\u1ec7t v\u1edbi file c\u1ea5u h\u00ecnh<\/td><\/tr>
Kh\u1ea3 n\u0103ng ph\u00e2n t\u00edch t\u1ef1 \u0111\u1ed9ng<\/td>Cao<\/td>Th\u1ea5p h\u01a1n m\u1ed9t ch\u00fat<\/td><\/tr>
H\u1ed7 tr\u1ee3 comment<\/td>Kh\u00f4ng<\/td>C\u00f3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

T\u1ed5ng k\u1ebft:<\/strong> YAML th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong c\u00e1c file c\u1ea5u h\u00ecnh nh\u01b0 docker-compose.yml<\/code>, GitLab CI\/CD<\/code>\u2026 Tuy nhi\u00ean, JSON v\u1eabn chi\u1ebfm \u01b0u th\u1ebf khi y\u00eau c\u1ea7u ph\u00e2n t\u00edch d\u1eef li\u1ec7u t\u1ef1 \u0111\u1ed9ng ho\u1eb7c truy\u1ec1n qua m\u1ea1ng.<\/p>\n\n\n\n

JSON v\u00e0 CSV<\/h3>\n\n\n\n
Ti\u00eau ch\u00ed<\/td>JSON<\/td>CSV<\/td><\/tr><\/thead>
D\u1eef li\u1ec7u h\u1ed7 tr\u1ee3<\/td>D\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p (object, array)<\/td>D\u1eef li\u1ec7u d\u1ea1ng b\u1ea3ng, ph\u1eb3ng<\/td><\/tr>
C\u1ea5u tr\u00fac<\/td>L\u1ed3ng nhau, h\u1ed7 tr\u1ee3 ph\u00e2n c\u1ea5p<\/td>Ch\u1ec9 h\u1ed7 tr\u1ee3 d\u1ea1ng b\u1ea3ng 2 chi\u1ec1u<\/td><\/tr>
T\u00ednh m\u1edf r\u1ed9ng<\/td>Cao<\/td>Th\u1ea5p<\/td><\/tr>
\u0110\u1ed9 ph\u1ed5 bi\u1ebfn trong xu\u1ea5t\/nh\u1eadp d\u1eef li\u1ec7u<\/td>Cao trong API, ph\u1ea7n m\u1ec1m<\/td>Ph\u1ed5 bi\u1ebfn trong Excel, th\u1ed1ng k\u00ea, k\u1ebf to\u00e1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

T\u1ed5ng k\u1ebft:<\/strong> CSV ph\u00f9 h\u1ee3p cho c\u00e1c d\u1eef li\u1ec7u b\u1ea3ng \u0111\u01a1n gi\u1ea3n (v\u00ed d\u1ee5: danh s\u00e1ch kh\u00e1ch h\u00e0ng), trong khi JSON ph\u00f9 h\u1ee3p h\u01a1n khi x\u1eed l\u00fd d\u1eef li\u1ec7u \u0111a t\u1ea7ng, c\u1ea5u tr\u00fac l\u1ed3ng nhau v\u00e0 truy\u1ec1n th\u00f4ng qua m\u1ea1ng.<\/p>\n\n\n\n

Qu\u00e1 tr\u00ecnh h\u00e0nh h\u1ecdc t\u1eadp v\u00e0 l\u00e0m vi\u1ec7c v\u1edbi d\u1eef li\u1ec7u, vi\u1ec7c hi\u1ec3u r\u00f5 file JSON l\u00e0 g\u00ec<\/strong> kh\u00f4ng ch\u1ec9 mang l\u1ea1i l\u1ee3i th\u1ebf trong vi\u1ec7c x\u1eed l\u00fd th\u00f4ng tin m\u00e0 c\u00f2n gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng k\u1ebft n\u1ed1i v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i nh\u01b0 API, web service, hay c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef phi quan h\u1ec7. V\u1edbi c\u00fa ph\u00e1p \u0111\u01a1n gi\u1ea3n, kh\u1ea3 n\u0103ng t\u00edch h\u1ee3p cao v\u00e0 t\u00ednh \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i, JSON \u0111\u00e3 v\u00e0 \u0111ang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh trong nhi\u1ec1u n\u1ec1n t\u1ea3ng ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m. Trang b\u1ecb ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng v\u1ec1 JSON ch\u00ednh l\u00e0 b\u01b0\u1edbc \u0111\u1ec7m quan tr\u1ecdng gi\u00fap b\u1ea1n l\u00e0m ch\u1ee7 c\u00e1c d\u1ef1 \u00e1n c\u00f4ng ngh\u1ec7 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 linh ho\u1ea1t h\u01a1n.<\/p>\n\n\n\n

Tr\u00ed Nh\u00e2n<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Tr\u01b0\u1edbc nhu c\u1ea7u ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng, vi\u1ec7c trao \u0111\u1ed5i d\u1eef li\u1ec7u gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng ho\u1eb7c gi\u1eefa client v\u00e0 server lu\u00f4n l\u00e0 m\u1ed9t ph\u1ea7n …<\/p>\n","protected":false},"author":58,"featured_media":9390,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[64],"class_list":["post-9389","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tu-van-nghe-nghiep","tag-it"],"_links":{"self":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9389","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/users\/58"}],"replies":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/comments?post=9389"}],"version-history":[{"count":2,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9389\/revisions"}],"predecessor-version":[{"id":15650,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9389\/revisions\/15650"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/media\/9390"}],"wp:attachment":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/media?parent=9389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/categories?post=9389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/tags?post=9389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}