tham kh\u1ea3o ph\u1ea7n 3 \u1edf \u0111\u00e2y<\/a>.<\/p>\n\n\nC\u00e1ch s\u1eed d\u1ee5ng Regex<\/h2>\n\n\n
Gi\u1ea3 d\u1ee5 b\u1ea1n mu\u1ed1n v\u00f4 hi\u1ec7u h\u00f3a script tr\u00ean URL c\u1ee7a th\u01b0 m\u1ee5c, nh\u01b0ng c\u00e1c n\u01a1i kh\u00e1c th\u00ec kh\u00f4ng. Trong tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng regular expression cho URL th\u01b0 m\u1ee5c. V\u1edbi regular expressions, c\u00f3 nhi\u1ec1u c\u00e1ch b\u1ea1n c\u00f3 th\u1ec3 vi\u1ebft ch\u00fang \u0111\u00fang c\u00fa ph\u00e1p, d\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t v\u00e0i bi\u1ebfn th\u1ec3 nh\u01b0 v\u1eady.<\/p>\n\n\n
Bi\u1ebfn th\u1ec3 1<\/h3>\n\n\n
D\u00f9ng \u0111\u1ec3 v\u00f4 hi\u1ec7u h\u00f3a script khi URL ch\u1ee9a t\u1eeb kh\u00f3a category<\/em><\/p>\n\n\n(category)<\/code><\/pre>\n\n\n