{"id":8479,"date":"2023-10-06T22:49:13","date_gmt":"2023-10-06T15:49:13","guid":{"rendered":"https:\/\/teky.edu.vn\/blog\/?p=8479"},"modified":"2023-10-20T09:48:22","modified_gmt":"2023-10-20T02:48:22","slug":"lap-trinh-doi-tuong","status":"publish","type":"post","link":"https:\/\/teky.edu.vn\/blog\/lap-trinh-doi-tuong\/","title":{"rendered":"L\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng l\u00e0 g\u00ec? Gi\u1ea3i \u0111\u00e1p 4 t\u00ednh ch\u1ea5t c\u1ee7a oop"},"content":{"rendered":"\n\n
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\n 5\/5 - (10 b\u00ecnh ch\u1ecdn) <\/div>\n <\/div>\n

Ch\u00fang ta \u0111\u00e3 \u0111\u01b0\u1ee3c nghe r\u1ea5t nhi\u1ec1u v\u1ec1 ng\u00e0nh c\u00f4ng ngh\u1ec7 th\u00f4ng tin c\u00f9ng v\u1edbi l\u1eadp tr\u00ecnh. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i ai c\u0169ng bi\u1ebft \u0111\u1ebfn l\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng. Li\u1ec7u hai \u0111\u1ecbnh ngh\u0129a n\u00e0y c\u00f3 gi\u1ed1ng nhau hay kh\u00f4ng? L\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng l\u00e0 g\u00ec?<\/strong> C\u00e1c b\u1ea1n h\u00e3y c\u00f9ng ch\u00fang t\u00f4i t\u00ecm hi\u1ec3u v\u00e0 gi\u1ea3i \u0111\u00e1p trong b\u00e0i vi\u1ebft ng\u00e0y h\u00f4m nay. Kh\u00f4ng ch\u1ec9 \u0111em t\u1edbi \u0111\u1ecbnh ngh\u0129a c\u1ee7a l\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng. Ch\u00fang ta s\u1ebd c\u00f9ng nhau gi\u1ea3i \u0111\u00e1p v\u1ec1 4 t\u00ednh ch\u1ea5t c\u1ee7a OOP n\u1eefa nh\u00e9!<\/em><\/p>\n

\"dang-ky-lap-trinh\"<\/a><\/p>\n

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N\u1ed9i dung <\/p>\nToggle<\/span><\/path><\/svg><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n

  • L\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng l\u00e0 g\u00ec?<\/a><\/li>
  • \u0110\u1ed1i t\u01b0\u1ee3ng v\u00e0 l\u1edbp trong OOP?<\/a>
    • \u0110\u1ed1i t\u01b0\u1ee3ng (Object)<\/a><\/li>
    • L\u1edbp (Class)<\/a><\/li><\/ul><\/li>
    • \u01afu \u0111i\u1ec3m c\u1ee7a l\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng?<\/a><\/li>
    • 4 \u0111\u1eb7c t\u00ednh c\u01a1 b\u1ea3n c\u1ee7a l\u1eadp tr\u00ecnh OOP<\/a>
      • T\u00ednh \u0111\u00f3ng g\u00f3i<\/a><\/li>
      • T\u00ednh k\u1ebf th\u1eeba<\/a><\/li>
      • T\u00ednh \u0111a h\u00ecnh – l\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng<\/a><\/li>
      • T\u00ednh tr\u1eebu t\u01b0\u1ee3ng – l\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng<\/a><\/li><\/ul><\/li>
      • Nh\u1eefng ng\u00f4n ng\u1eef OOP ph\u1ed5 bi\u1ebfn nh\u1ea5t<\/a><\/li>
      • H\u1ecdc Vi\u1ec7n C\u00f4ng Ngh\u1ec7 Teky – N\u01a1i con ph\u00e1t tri\u1ec3n k\u1ef9 n\u0103ng, t\u01b0 duy l\u1eadp tr\u00ecnh\u00a0<\/a>
          • \u0110\u00e2y l\u00e0 ch\u01b0\u01a1ng tr\u00ecnh kh\u00f4ng ch\u1ec9 trang b\u1ecb ki\u1ebfn th\u1ee9c l\u1eadp tr\u00ecnh m\u00e0 c\u00f2n r\u00e8n luy\u1ec7n nh\u00f3m k\u1ef9 n\u0103ng 4Cs. Tr\u1ebb s\u1ebd \u0111\u01b0\u1ee3c:<\/a><\/li><\/ul><\/li>
          • Li\u00ean h\u1ec7 ngay h\u1ecdc vi\u1ec7n c\u00f4ng ngh\u1ec7 s\u00e1ng t\u1ea1o TEKY \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n kh\u00f3a h\u1ecdc:<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n

            <\/span>L\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng l\u00e0 g\u00ec?<\/span><\/h2>\n

            Theo nh\u1eefng \u0111\u1ecbnh ngh\u0129a cho bi\u1ebft, l\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p l\u1eadp tr\u00ecnh \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn trong gi\u1edbi IT. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t so v\u1edbi l\u1eadp tr\u00ecnh th\u00f4ng th\u01b0\u1eddng. N\u00f3 ch\u00fa tr\u1ecdng \u0111\u1ebfn \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 l\u1edbp nhi\u1ec1u h\u01a1n so v\u1edbi qu\u00e1 tr\u00ecnh l\u1eadp tr\u00ecnh hay vi\u1ebft code. OOP ch\u00ednh l\u00e0 t\u00ean vi\u1ebft t\u1eaft c\u1ee7a lo\u1ea1i l\u1eadp tr\u00ecnh n\u00e0y, n\u00f3 \u0111\u01b0\u1ee3c d\u00f9ng kh\u00e1 ph\u1ed5 bi\u1ebfn hi\u1ec7n nay. Thay v\u00ec \u0111\u1ec3 \u00fd \u0111\u1ebfn nh\u1eefng logic, thao t\u00e1c, th\u00ec lo\u1ea1i l\u1eadp tr\u00ecnh n\u00e0y t\u1eadp chung v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng nhi\u1ec1u h\u01a1n.<\/p>\n

            \"T\u00ecm
            T\u00ecm hi\u1ec3u v\u1ec1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh OOP<\/figcaption><\/figure>\n

            T\u1eeb \u0111\u00f3, l\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 th\u1ec3 \u0111em \u0111\u1ebfn s\u1ef1 t\u00e1i s\u1eed d\u1ee5ng c\u0169ng nh\u01b0 b\u1ea3o tr\u00ec code d\u1ec5 d\u00e0ng. Ngay c\u1ea3 vi\u1ec7c qu\u1ea3n l\u00fd code c\u0169ng th\u1ef1c s\u1ef1 d\u1ec5 d\u00e0ng nh\u1edd c\u00f3 OOP. Kh\u00f4ng ph\u1ea3i t\u1ef1 nhi\u00ean, n\u00f3 \u0111\u01b0\u1ee3c t\u00ecm ki\u1ebfm nhi\u1ec1u \u0111\u1ebfn nh\u01b0 v\u1eady. H\u1ea7u h\u1ebft t\u1ea5t c\u1ea3 c\u00e1c developer hi\u1ec7n nay \u0111\u1ec1u c\u1ea7n ph\u1ea3i bi\u1ebft \u0111\u1ebfn OOP. N\u00f3 gi\u1ed1ng nh\u01b0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 ph\u00e1t tri\u1ec3n con \u0111\u01b0\u1eddng l\u1eadp tr\u00ecnh. M\u1ee5c ti\u00eau c\u1ee7a n\u00f3 ch\u00ednh l\u00e0 t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c qu\u1ea3n l\u00fd ngu\u1ed3n code. T\u1eeb \u0111\u00f3 t\u0103ng kh\u1ea3 n\u0103ng t\u00e1i s\u1eed d\u1ee5ng nh\u1eefng m\u00e3 code<\/a> \u0111\u00e3 \u0111\u01b0\u1ee3c vi\u1ebft ra tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n

            >>> Xem th\u00eam: Junior Senior l\u00e0 g\u00ec? Nh\u1eefng \u0111i\u1ec1u c\u1ea7n bi\u1ebft v\u1ec1 junior developer?<\/span><\/a><\/p>\n

            Kh\u00f4ng ch\u1ec9 c\u00f3 v\u1eady, vi\u1ec7c t\u00f3m g\u1ecdn c\u00e1c th\u1ee7 t\u1ee5c \u0111\u00e3 bi\u1ebft s\u1ebd gi\u00fap cho c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean bi\u1ebft tr\u01b0\u1edbc c\u00e1c t\u00ednh ch\u1ea5t. Th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, ch\u00fang ta c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng nh\u1eadn ra \u0111i\u1ec1u n\u00e0y. L\u1eadp tr\u00ecnh \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c coi nh\u01b0 l\u00e0 n\u1ec1n t\u1ea3ng c\u1ee7a c\u00e1c design pattern hi\u1ec7n nay. N\u00f3 c\u00f3 th\u1ec3 gi\u00fap cho ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n nhi\u1ec1u t\u00ednh n\u0103ng \u1ea5n t\u01b0\u1ee3ng.<\/p>\n