{"id":562700,"date":"2026-07-06T14:35:37","date_gmt":"2026-07-06T07:35:37","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=562700"},"modified":"2026-07-06T14:35:37","modified_gmt":"2026-07-06T07:35:37","slug":"markdown-la-gi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/markdown-la-gi\/","title":{"rendered":"Markdown l\u00e0 g\u00ec? H\u1ecdc c\u00fa ph\u00e1p \u0111\u1ecbnh d\u1ea1ng v\u0103n b\u1ea3n nhanh nh\u1ea5t trong 15 ph\u00fat"},"content":{"rendered":"

N\u1ebfu b\u1ea1n t\u1eebng vi\u1ebft ghi ch\u00fa trong Notion, so\u1ea1n README tr\u00ean GitHub hay chat v\u1edbi c\u00e1c tr\u1ee3 l\u00fd AI, r\u1ea5t c\u00f3 th\u1ec3 b\u1ea1n \u0111\u00e3 d\u00f9ng Markdown m\u00e0 kh\u00f4ng bi\u1ebft. \u0110\u00e2y l\u00e0 “ng\u00f4n ng\u1eef” \u0111\u1ecbnh d\u1ea1ng v\u0103n b\u1ea3n \u0111\u01a1n gi\u1ea3n nh\u1ea5t th\u1ebf gi\u1edbi: ch\u1ec9 v\u1edbi v\u00e0i k\u00fd t\u1ef1 nh\u01b0 #, *, – l\u00e0 c\u00f3 ngay ti\u00eau \u0111\u1ec1, ch\u1eef \u0111\u1eadm, danh s\u00e1ch. V\u1eady <\/span>Markdown l\u00e0 g\u00ec<\/b>, c\u00fa ph\u00e1p c\u01a1 b\u1ea3n ra sao, d\u00f9ng \u1edf \u0111\u00e2u v\u00e0 v\u00ec sao d\u00e2n v\u0103n ph\u00f2ng l\u1eabn l\u1eadp tr\u00ecnh vi\u00ean \u0111\u1ec1u n\u00ean bi\u1ebft? B\u00e0i vi\u1ebft k\u00e8m b\u1ea3ng c\u00fa ph\u00e1p \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec3 b\u1ea1n d\u00f9ng ngay.<\/span><\/p>\n

Markdown l\u00e0 g\u00ec?<\/b><\/h2>\n

Markdown l\u00e0 <\/span>ng\u00f4n ng\u1eef \u0111\u00e1nh d\u1ea5u v\u0103n b\u1ea3n nh\u1eb9 (lightweight markup language)<\/b>, cho ph\u00e9p \u0111\u1ecbnh d\u1ea1ng v\u0103n b\u1ea3n (ti\u00eau \u0111\u1ec1, in \u0111\u1eadm, danh s\u00e1ch, li\u00ean k\u1ebft, b\u1ea3ng\u2026) b\u1eb1ng c\u00e1c k\u00fd t\u1ef1 thu\u1ea7n t\u00fay tr\u00ean b\u00e0n ph\u00edm, thay v\u00ec b\u1ea5m n\u00fat \u0111\u1ecbnh d\u1ea1ng nh\u01b0 trong Word. File Markdown c\u00f3 \u0111u\u00f4i .md v\u00e0 b\u1ea3n ch\u1ea5t ch\u1ec9 l\u00e0 v\u0103n b\u1ea3n thu\u1ea7n, n\u00ean m\u1edf \u0111\u01b0\u1ee3c \u1edf m\u1ecdi thi\u1ebft b\u1ecb, m\u1ecdi ph\u1ea7n m\u1ec1m.<\/span><\/p>\n

\"Markdown<\/p>\n

V\u00ed d\u1ee5: g\u00f5 <\/span>**quan tr\u1ecdng**<\/span> s\u1ebd hi\u1ec3n th\u1ecb th\u00e0nh ch\u1eef <\/span>quan tr\u1ecdng<\/b> in \u0111\u1eadm; g\u00f5 <\/span># Ti\u00eau \u0111\u1ec1<\/span> s\u1ebd th\u00e0nh ti\u00eau \u0111\u1ec1 l\u1edbn. Vi\u1ebft m\u1ed9t l\u1ea7n, hi\u1ec3n th\u1ecb \u0111\u1eb9p \u1edf m\u1ecdi n\u01a1i h\u1ed7 tr\u1ee3 Markdown.<\/span><\/p>\n

Ngu\u1ed3n g\u1ed1c c\u1ee7a Markdown l\u00e0 g\u00ec<\/b><\/h2>\n

Markdown \u0111\u01b0\u1ee3c John Gruber ph\u00e1t tri\u1ec3n n\u0103m 2004, v\u1edbi s\u1ef1 \u0111\u00f3ng g\u00f3p c\u1ee7a Aaron Swartz, d\u1ef1a tr\u00ean m\u1ed9t tri\u1ebft l\u00fd \u0111\u01a1n gi\u1ea3n: v\u0103n b\u1ea3n ngu\u1ed3n ph\u1ea3i \u0111\u1ee7 d\u1ec5 \u0111\u1ecdc ngay c\u1ea3 khi ch\u01b0a \u0111\u01b0\u1ee3c \u0111\u1ecbnh d\u1ea1ng, thay v\u00ec b\u1ecb \u201cl\u1ea5p \u0111\u1ea7y\u201d b\u1edfi c\u00e1c th\u1ebb nh\u01b0 HTML. B\u1ea1n c\u00f3 th\u1ec3 xem l\u1ea1i b\u1ea3n \u0111\u1eb7c t\u1ea3 g\u1ed1c tr\u00ean <\/span>trang Daring Fireball c\u1ee7a John Gruber<\/span><\/a>.<\/span><\/p>\n

Sau h\u01a1n hai th\u1eadp k\u1ef7, Markdown \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t d\u1ea1ng \u201cchu\u1ea9n kh\u00f4ng ch\u00ednh th\u1ee9c\u201d c\u1ee7a Internet. N\u00f3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 r\u1ed9ng r\u00e3i tr\u00ean GitHub, Reddit, Notion, Discord, Slack v\u00e0 h\u1ea7u h\u1ebft c\u00e1c c\u00f4ng c\u1ee5 AI hi\u1ec7n nay. T\u1eeb n\u1ec1n t\u1ea3ng n\u00e0y, nhi\u1ec1u \u201cph\u01b0\u01a1ng ng\u1eef\u201d m\u1edf r\u1ed9ng c\u0169ng ra \u0111\u1eddi, ti\u00eau bi\u1ec3u nh\u01b0 GitHub Flavored Markdown (GFM), b\u1ed5 sung th\u00eam c\u00e1c t\u00ednh n\u0103ng nh\u01b0 b\u1ea3ng, checkbox hay g\u1ea1ch ngang ch\u1eef.<\/span><\/p>\n

B\u1ea3ng c\u00fa ph\u00e1p Markdown c\u01a1 b\u1ea3n<\/b><\/h2>\n

Nh\u1edd c\u00fa ph\u00e1p ng\u1eafn g\u1ecdn v\u00e0 d\u1ec5 h\u1ecdc, Markdown gi\u00fap ng\u01b0\u1eddi d\u00f9ng nhanh ch\u00f3ng t\u1ea1o ra n\u1ed9i dung c\u00f3 c\u1ea5u tr\u00fac r\u00f5 r\u00e0ng m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ebfn c\u00e1c c\u00f4ng c\u1ee5 so\u1ea1n th\u1ea3o ph\u1ee9c t\u1ea1p. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng c\u00fa ph\u00e1p Markdown c\u01a1 b\u1ea3n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. <\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Mu\u1ed1n c\u00f3<\/b><\/td>\nG\u00f5 Markdown<\/b><\/td>\nK\u1ebft qu\u1ea3<\/b><\/td>\n<\/tr>\n
Ti\u00eau \u0111\u1ec1 l\u1edbn<\/span><\/td>\n# Ti\u00eau \u0111\u1ec1<\/span><\/td>\nTi\u00eau \u0111\u1ec1 c\u1ea5p 1 (H1)<\/span><\/td>\n<\/tr>\n
Ti\u00eau \u0111\u1ec1 nh\u1ecf h\u01a1n<\/span><\/td>\n## Ti\u00eau \u0111\u1ec1<\/span><\/td>\nTi\u00eau \u0111\u1ec1 c\u1ea5p 2 (H2), th\u00eam # \u0111\u1ec3 gi\u1ea3m c\u1ea5p<\/span><\/td>\n<\/tr>\n
In \u0111\u1eadm<\/span><\/td>\n**ch\u1eef \u0111\u1eadm**<\/span><\/td>\nch\u1eef \u0111\u1eadm<\/b><\/td>\n<\/tr>\n
In nghi\u00eang<\/span><\/td>\n*ch\u1eef nghi\u00eang*<\/span><\/td>\nch\u1eef nghi\u00eang<\/span><\/i><\/td>\n<\/tr>\n
Danh s\u00e1ch<\/span><\/td>\n– m\u1ee5c 1<\/span><\/td>\nDanh s\u00e1ch ch\u1ea5m \u0111\u1ea7u d\u00f2ng<\/span><\/td>\n<\/tr>\n
Danh s\u00e1ch s\u1ed1<\/span><\/td>\n1. m\u1ee5c 1<\/span><\/td>\nDanh s\u00e1ch \u0111\u00e1nh s\u1ed1<\/span><\/td>\n<\/tr>\n
Li\u00ean k\u1ebft<\/span><\/td>\n[t\u00ean link](url)<\/span><\/td>\nLi\u00ean k\u1ebft b\u1ea5m \u0111\u01b0\u1ee3c<\/span><\/td>\n<\/tr>\n
\u1ea2nh<\/span><\/td>\n![m\u00f4 t\u1ea3](link-\u1ea3nh)<\/span><\/td>\nCh\u00e8n h\u00ecnh \u1ea3nh<\/span><\/td>\n<\/tr>\n
Tr\u00edch d\u1eabn<\/span><\/td>\n> c\u00e2u tr\u00edch<\/span><\/td>\nKh\u1ed1i tr\u00edch d\u1eabn<\/span><\/td>\n<\/tr>\n
Code<\/span><\/td>\n`\u0111o\u1ea1n code`<\/span><\/td>\nCh\u1eef d\u1ea1ng m\u00e3 ngu\u1ed3n<\/span><\/td>\n<\/tr>\n
G\u1ea1ch ngang ch\u1eef<\/span><\/td>\n~~ch\u1eef g\u1ea1ch~~<\/span><\/td>\nCh\u1eef b\u1ecb g\u1ea1ch ngang (GFM)<\/span><\/td>\n<\/tr>\n
Checkbox<\/span><\/td>\n– [ ] vi\u1ec7c c\u1ea7n l\u00e0m<\/span><\/td>\n\u00d4 \u0111\u00e1nh d\u1ea5u c\u00f4ng vi\u1ec7c (GFM)<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Markdown l\u00e0 g\u00ec? Markdown \u0111\u01b0\u1ee3c d\u00f9ng \u1edf \u0111\u00e2u?<\/b><\/h2>\n