{"id":4073,"date":"2024-11-25T13:40:57","date_gmt":"2024-11-25T06:40:57","guid":{"rendered":"https:\/\/dncloud.net\/blog\/?p=4073"},"modified":"2024-11-25T13:40:57","modified_gmt":"2024-11-25T06:40:57","slug":"php-la-gi","status":"publish","type":"post","link":"https:\/\/dncloud.net\/blog\/php-la-gi\/","title":{"rendered":"PHP l\u00e0 g\u00ec? Nh\u1eefng ki\u1ebfn th\u1ee9c c\u1ea7n bi\u1ebft v\u1ec1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh PHP"},"content":{"rendered":"

PHP l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh m\u00e0 h\u1ea7u h\u1ebft c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean \u0111\u1ec1u s\u1eed d\u1ee5ng trong IT. V\u1eady PHP l\u00e0 g\u00ec? Vai tr\u00f2 c\u1ee7a PHP trong vi\u1ec7c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m l\u00e0 g\u00ec? C\u00f9ng DNCLOUD<\/strong> c\u00f9ng \u0111i t\u00ecm hi\u1ec3u v\u1ec1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh PHP c\u0169ng nh\u01b0 nh\u1eefng ki\u1ebfn th\u1ee9c li\u00ean quan nh\u00e9!<\/p>\n

PHP l\u00e0 g\u00ec?<\/h2>\n

PHP<\/strong> l\u00e0 t\u1eeb vi\u1ebft t\u1eaft c\u1ee7a Hypertext Preprocessor.<\/strong> \u0110\u00e2y l\u00e0 ng\u00f4n ng\u1eef hay m\u00e3 l\u1ec7nh k\u1ecbch b\u1ea3n m\u00e3 ngu\u1ed3n m\u1edf v\u00e0 c\u0169ng l\u00e0 t\u1eadp h\u1ee3p con c\u1ee7a c\u00e1c ng\u00f4n ng\u1eef script nh\u01b0 JavaScript v\u00e0 Python.<\/strong> Ng\u00f4n ng\u1eef PHP \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n ch\u1ee7 y\u1ebfu c\u00e1c \u1ee9ng d\u1ee5ng t\u1eeb m\u00e1y ch\u1ee7, b\u00ean c\u1ea1nh \u0111\u00f3 c\u00f2n s\u1eed d\u1ee5ng trong fontend v\u00e0 backend.<\/p>\n

\"kh\u00e1i

Kh\u00e1i ni\u1ec7m v\u1ec1 PHP l\u00e0 g\u00ec<\/p><\/div>\n

C\u00e1c l\u1eadp tr\u00ecnh vi\u00ean vi\u1ebft PHP s\u1ebd nh\u00fang v\u00e0o trong trang HTML b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1eb7p th\u1ebb <?php<\/strong>\u00a0?>.\u00a0<\/strong>C\u00e1c t\u1eadp l\u1ec7nh PHP ch\u1ec9 c\u00f3 th\u1ec3 di\u1ec5n gi\u1ea3i tr\u00ean m\u00e1y ch\u1ee7 \u0111\u00e3 c\u00e0i \u0111\u1eb7t ng\u00f4n ng\u1eef PHP. Ng\u00f4n ng\u1eef PHP th\u01b0\u1eddng s\u1ebd r\u1ea5t th\u00edch h\u1ee3p v\u1edbi l\u1eadp tr\u00ecnh website b\u1edfi n\u00f3 c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u1edbi c\u00e1c website kh\u00e1c s\u1eed d\u1ee5ng HTML<\/a>. V\u00ec th\u1ebf, PHP \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00e1nh gi\u00e1 l\u00e0 d\u1ec5 \u0111\u1ecdc v\u00e0 c\u0169ng l\u00e0 ng\u00f4n ng\u1eef ph\u1ed5 bi\u1ebfn nh\u1ea5t khi c\u00e1c PHP Developer bu\u1ed9c ph\u1ea3i h\u1ecdc tr\u01b0\u1edbc khi v\u00e0o ngh\u1ec1.<\/p>\n

PHP \u1ee9ng d\u1ee5ng g\u00ec v\u00e0o trong l\u1eadp tr\u00ecnh?<\/h2>\n

Ng\u00f4n ng\u1eef PHP th\u01b0\u1eddng s\u1ebd t\u1eadp trung v\u00e0o vi\u1ec7c thi\u1ebft l\u1eadp ch\u01b0\u01a1ng tr\u00ecnh trong server. V\u00ec v\u1eady b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng thao t\u00e1c kh\u00e1c nhau b\u00ean c\u1ea1nh t\u1ea1o d\u1eef li\u1ec7u, nh\u1eadn d\u1eef li\u1ec7u cookie trong l\u00e0m vi\u1ec7c, t\u1ea1o n\u1ed9i dung website<\/a>. Kh\u00f4ng nh\u1eefng th\u1ec3, PHP c\u00f2n nhi\u1ec1u c\u00f4ng d\u1ee5ng r\u1ea5t nhi\u1ec1u<\/p>\n

M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng PHP trong vi\u1ec7c l\u1eadp tr\u00ecnh:<\/strong><\/p>\n