C\u00f3 m\u1ed9t v\u00e0i k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t trong HTML. V\u00ed d\u1ee5 nh\u01b0 b\u1ea1n kh\u00f4ng th\u1ec3 hi\u1ec7n \u0111\u01b0\u1ee3c d\u1ea5u l\u1edbn h\u01a1n ho\u1eb7c nh\u1ecf h\u01a1n trong c\u00e1c \u0111o\u1ea1n v\u0103n b\u1edfi v\u00ec tr\u00ecnh duy\u1ec7t c\u00f3 th\u1ec3 hi\u1ec3u nh\u1ea7m ch\u00fang l\u00e0 k\u00fd t\u1ef1 c\u1ee7a c\u00e1c th\u1ebb.<\/p>\n\n\n\n\n\n\n\n
N\u1ebfu b\u1ea1n mu\u1ed1n tr\u00ecnh duy\u1ec7t hi\u1ec3n th\u1ecb \u0111\u01b0\u1ee3c nh\u1eefng k\u00fd t\u1ef1 n\u00e0y, ch\u00fang ta ph\u1ea3i ch\u00e8n nh\u1eefng code \u0111\u1eb7c bi\u1ec7t v\u00e0o trong t\u00e0i li\u1ec7u thi\u1ebft k\u1ebf web.<\/p>\n\n\n\n
Code c\u1ee7a k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t d\u1ea1ng nh\u01b0 sau : &ten_code<\/span> ho\u1eb7c &#m\u00e3_k\u00fd_t\u1ef1<\/span><\/p>\n\n\n\n V\u00ed d\u1ee5: Hi\u1ec3n th\u1ecb m\u1ed9t d\u1ea5u nh\u1ecf h\u01a1n ch\u00fang ta vi\u1ebft : < ho\u1eb7c <<\/p>\n\n\n\n S\u1ef1 thu\u1eadn l\u1ee3i c\u1ee7a t\u00ean code l\u00e0 n\u00f3 d\u1ec5 nh\u1edb h\u01a1n m\u00e3 k\u00fd t\u1ef1. Tuy nhi\u00ean nhi\u1ec1u tr\u00ecnh duy\u1ec7t v\u1eabn ch\u1eefa h\u1ed7 tr\u1ee3 \u0111\u1ea7y \u0111\u1ee7 t\u00ean code (trong khi tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3 r\u1ea5t t\u1ed1t cho m\u00e3 k\u00fd t\u1ef1)<\/p>\n\n\n\n K\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u nh\u1ea5t khi thi\u1ebft k\u1ebf web l\u00e0 kho\u1ea3ng tr\u1eafng ( <\/span>).<\/p>\n\n\n\n Th\u00f4ng th\u01b0\u1eddng th\u00ec HTML s\u1ebd l\u01b0\u1ee3t b\u1ecf c\u00e1c kho\u1ea3ng tr\u1eafng trong \u0111o\u1ea1n v\u0103n. N\u1ebfu b\u1ea1n c\u00f3 10 kho\u1ea3ng tr\u1eafng li\u00ean ti\u1ebfp th\u00ec 9 c\u00e1i s\u1ebd bi l\u01b0\u1ee3t b\u1ecf. \u0110\u1ec3 th\u00eam nhi\u1ec1u kho\u1ea3ng tr\u1eafng li\u00ean ti\u1ebfp ch\u00fang ta s\u1eed d\u1ee5ng :<\/p>\n\n\n\n V\u00ed d\u1ee5: C\u00e1c k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t th\u01b0\u1eddng s\u1eed d\u1ee5ng khi thi\u1ebft k\u1ebf web<\/p>\n\n\n\n Ch\u00fa \u00fd: t\u00ean code th\u00ec ph\u00e2n bi\u1ec7t ch\u1eef hoa v\u00e0 th\u01b0\u1eddng l\u00e0 kh\u00e1c nhau!<\/p>\n\n\n\n
Tap chi tin hoc Online.
Khi hi\u1ec3u th\u1ecb tr\u00ean web l\u00e0: Tap chi \u00a0 \u00a0 \u00a0 tin hoc \u00a0\u00a0 Online<\/p>\n\n\n\nK\u00fd t\u1ef1<\/th> M\u00e3 k\u00fd t\u1ef1<\/th> T\u00ean k\u00fd t\u1ef1<\/th> Ch\u00fa th\u00edch<\/th><\/tr> <\/td>  <\/td> <\/td> non-breaking space<\/td><\/tr> \u00a1<\/td> ¡<\/td> ¡<\/td> inverted exclamation mark<\/td><\/tr> \u00a2<\/td> ¢<\/td> ¢<\/td> cent<\/td><\/tr> \u00a3<\/td> £<\/td> £<\/td> pound<\/td><\/tr> \u00a4<\/td> ¤<\/td> ¤<\/td> currency<\/td><\/tr> \u00a5<\/td> ¥<\/td> ¥<\/td> yen<\/td><\/tr> \u00a6<\/td> ¦<\/td> ¦<\/td> broken vertical bar<\/td><\/tr> \u00a7<\/td> §<\/td> §<\/td> section<\/td><\/tr> \u00a8<\/td> ¨<\/td> ¨<\/td> spacing diaeresis<\/td><\/tr> \u00a9<\/td> ©<\/td> ©<\/td> copyright<\/td><\/tr> \u00aa<\/td> ª<\/td> ª<\/td> feminine ordinal indicator<\/td><\/tr> \u00ab<\/td> «<\/td> «<\/td> angle quotation mark (left)<\/td><\/tr> \u00ac<\/td> ¬<\/td> ¬<\/td> negation<\/td><\/tr> \u00ad\u00ad<\/td> ­<\/td> ­<\/td> soft hyphen<\/td><\/tr> \u00ae<\/td> ®<\/td> ®<\/td> registered trademark<\/td><\/tr> \u00af<\/td> ¯<\/td> ¯<\/td> spacing macron<\/td><\/tr> \u00b0<\/td> °<\/td> °<\/td> degree<\/td><\/tr> \u00b1<\/td> ±<\/td> ±<\/td> plus-or-minus <\/td><\/tr> \u00b2<\/td> ²<\/td> ²<\/td> superscript 2<\/td><\/tr> \u00b3<\/td> ³<\/td> ³<\/td> superscript 3<\/td><\/tr> \u00b4<\/td> ´<\/td> ´<\/td> spacing acute<\/td><\/tr> \u00b5<\/td> µ<\/td> µ<\/td> micro<\/td><\/tr> \u00b6<\/td> ¶<\/td> ¶<\/td> paragraph<\/td><\/tr> \u00b7<\/td> ·<\/td> ·<\/td> middle dot<\/td><\/tr> \u00b8<\/td> ¸<\/td> ¸<\/td> spacing cedilla<\/td><\/tr> \u00b9<\/td> ¹<\/td> ¹<\/td> superscript 1<\/td><\/tr> \u00ba<\/td> º<\/td> º<\/td> masculine ordinal indicator<\/td><\/tr> \u00bb<\/td> »<\/td> »<\/td> angle quotation mark (right)<\/td><\/tr> \u00bc<\/td> ¼<\/td> ¼<\/td> fraction 1\/4<\/td><\/tr> \u00bd<\/td> ½<\/td> ½<\/td> fraction 1\/2<\/td><\/tr> \u00be<\/td> ¾<\/td> ¾<\/td> fraction 3\/4<\/td><\/tr> \u00bf<\/td> ¿<\/td> ¿<\/td> inverted question mark<\/td><\/tr> \u00d7<\/td> ×<\/td> ×<\/td> multiplication<\/td><\/tr> \u00f7<\/td> ÷<\/td> ÷<\/td> division<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n