{"id":3248,"date":"2020-07-13T08:52:00","date_gmt":"2020-07-13T08:52:00","guid":{"rendered":"http:\/\/the-codest.localhost\/blog\/generics-in-typescript\/"},"modified":"2026-04-24T11:39:03","modified_gmt":"2026-04-24T11:39:03","slug":"%d8%a7%d9%84%d8%a3%d8%ac%d9%86%d8%a7%d8%b3-%d9%81%d9%8a-%d8%a7%d9%84%d9%85%d8%ae%d8%b7%d9%88%d8%b7%d8%a7%d8%aa-%d8%a7%d9%84%d9%85%d8%b7%d8%a8%d9%88%d8%b9%d8%a9","status":"publish","type":"post","link":"https:\/\/thecodest.co\/ar\/blog\/generics-in-typescript\/","title":{"rendered":"\u0627\u0644\u062c\u064a\u0646\u0627\u062a \u0641\u064a TypeScript"},"content":{"rendered":"

\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0623\u062c\u0646\u0627\u0633 \u0627\u0644\u0639\u0627\u0645\u0629 \u0628\u0627\u0644\u0627\u0642\u062a\u0631\u0627\u0646 \u0645\u0639 \u0627\u0644\u062f\u0648\u0627\u0644 (\u0625\u0646\u0634\u0627\u0621 \u062f\u0627\u0644\u0629 \u0639\u0627\u0645\u0629)\u060c \u0648\u0627\u0644\u0641\u0626\u0627\u062a (\u0625\u0646\u0634\u0627\u0621 \u0641\u0626\u0629 \u0639\u0627\u0645\u0629)\u060c \u0648\u0627\u0644\u0648\u0627\u062c\u0647\u0627\u062a (\u0625\u0646\u0634\u0627\u0621 \u0648\u0627\u062c\u0647\u0629 \u0639\u0627\u0645\u0629).<\/p>\n\n\n\n

\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a<\/h2>\n\n\n\n

\u0639\u0644\u0649 \u0627\u0644\u0623\u0631\u062c\u062d \u0623\u0646\u0643 \u0627\u0633\u062a\u062e\u062f\u0645\u062a \u0627\u0644\u0623\u062c\u0646\u0627\u0633 \u0627\u0644\u0639\u0627\u0645\u0629 \u0641\u064a \u0627\u0644\u0645\u0627\u0636\u064a \u062d\u062a\u0649 \u062f\u0648\u0646 \u0645\u0639\u0631\u0641\u0629 \u0630\u0644\u0643 - \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0644\u0644\u0623\u062c\u0646\u0627\u0633 \u0627\u0644\u0639\u0627\u0645\u0629 \u0647\u0648 \u0625\u0639\u0644\u0627\u0646 \u0645\u0635\u0641\u0648\u0641\u0629:<\/p>\n\n\n\n

const myArray: \u0633\u0644\u0633\u0644\u0629[];<\/code><\/pre>\n\n\n\n
\u0644\u0627 \u064a\u0628\u062f\u0648 \u0627\u0644\u0623\u0645\u0631 \u0645\u0645\u064a\u0632\u0627\u064b \u062c\u062f\u0627\u064b \u0644\u0644\u0648\u0647\u0644\u0629 \u0627\u0644\u0623\u0648\u0644\u0649\u060c \u0646\u062d\u0646 \u0646\u0639\u0644\u0646 \u0641\u0642\u0637 \u0645\u0635\u0641\u0648\u0641\u062a\u064a<\/code> \u0643\u0645\u0635\u0641\u0648\u0641\u0629 \u0645\u0646 \u0627\u0644\u0633\u0644\u0627\u0633\u0644\u060c \u0648\u0644\u0643\u0646\u0651\u0647 \u0646\u0641\u0633 \u0627\u0644\u062a\u0639\u0631\u064a\u0641 \u0627\u0644\u0639\u0627\u0645:<\/p>\n\n\n\n
const myArray: \u0645\u0635\u0641\u0648\u0641\u0629 ;<\/code><\/pre>\n\n\n\n
<\/p>\n\n\n\n
\u0625\u0628\u0642\u0627\u0621 \u0627\u0644\u0623\u0645\u0648\u0631 \u0648\u0627\u0636\u062d\u0629<\/h2>\n\n\n\n
\u062f\u0639\u0646\u0627 \u0646\u0628\u062f\u0623 \u0628\u0645\u062b\u0627\u0644 \u0628\u0633\u064a\u0637 \u0644\u0644\u063a\u0627\u064a\u0629 - \u0643\u064a\u0641 \u064a\u0645\u0643\u0646\u0646\u0627 \u0646\u0642\u0644 \u0647\u0630\u0647 \u0627\u0644\u0641\u0627\u0646\u064a\u0644\u064a\u0627 \u0627\u0644\u0634\u0628\u064a\u0628\u0629<\/a> \u0627\u0644\u062f\u0627\u0644\u0629 \u0625\u0644\u0649 TypeScript<\/a>:<\/p>\n\n\n\n
\u062f\u0627\u0644\u0629 getPrefiledArray(\u062d\u0634\u0648\u060c \u0637\u0648\u0644) {\n    \u0625\u0631\u062c\u0627\u0639 (\u0645\u0635\u0641\u0648\u0641\u0629 \u062c\u062f\u064a\u062f\u0629 (\u0627\u0644\u0637\u0648\u0644)).filler(filler);\n}<\/code><\/pre>\n\n\n\n
\u0633\u062a\u064f\u0639\u064a\u062f \u0647\u0630\u0647 \u0627\u0644\u062f\u0627\u0644\u0629 \u0645\u0635\u0641\u0648\u0641\u0629 \u0645\u0645\u0644\u0648\u0621\u0629 \u0628\u0643\u0645\u064a\u0629 \u0645\u062d\u062f\u062f\u0629 \u0645\u0646 \u062d\u0634\u0648<\/code>\u0644\u0630\u0627\u060c \u0641\u0625\u0646 \u0627\u0644\u0637\u0648\u0644<\/code> \u0633\u064a\u0643\u0648\u0646 \u0627\u0644\u0639\u062f\u062f<\/code> \u0648\u0633\u062a\u0639\u064a\u062f \u0627\u0644\u062f\u0627\u0644\u0629 \u0628\u0623\u0643\u0645\u0644\u0647\u0627 \u0645\u0635\u0641\u0648\u0641\u0629 \u0645\u0646 \u062d\u0634\u0648<\/code> - \u0648\u0644\u0643\u0646 \u0645\u0627 \u0647\u0648 \u0627\u0644\u062d\u0634\u0648\u061f \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0645\u0631\u062d\u0644\u0629 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0623\u064a \u0634\u064a\u0621\u060c \u0644\u0630\u0627 \u0641\u0625\u0646 \u0623\u062d\u062f \u0627\u0644\u062e\u064a\u0627\u0631\u0627\u062a \u0647\u0648 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u064a<\/code>:<\/p>\n\n\n\n
\u062f\u0627\u0644\u0629 getPrefiledArray(\u0627\u0644\u062d\u0634\u0648: \u0623\u064a\u060c \u0627\u0644\u0637\u0648\u0644: \u0631\u0642\u0645): \u0623\u064a[] {\n    \u0625\u0631\u062c\u0627\u0639 (\u0645\u0635\u0641\u0648\u0641\u0629 \u062c\u062f\u064a\u062f\u0629 (\u0627\u0644\u0637\u0648\u0644)).\u0645\u0644\u0621 (\u062d\u0634\u0648);\n}<\/code><\/pre>\n\n\n\n
\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u064a<\/code> \u0639\u0627\u0645 \u0628\u0627\u0644\u062a\u0623\u0643\u064a\u062f - \u064a\u0645\u0643\u0646\u0646\u0627 \u062a\u0645\u0631\u064a\u0631 \u0623\u064a \u0634\u064a\u0621 \u062d\u0631\u0641\u064a\u064b\u0627\u060c \u0644\u0630\u0627 \u0641\u0625\u0646 \"\u0627\u0644\u0639\u0645\u0644 \u0645\u0639 \u0639\u062f\u062f \u0645\u0646 \u0627\u0644\u0623\u0646\u0648\u0627\u0639 \u0628\u062f\u0644\u064b\u0627 \u0645\u0646 \u0646\u0648\u0639 \u0648\u0627\u062d\u062f\" \u0645\u0646 \u0627\u0644\u062a\u0639\u0631\u064a\u0641 \u0645\u063a\u0637\u0649 \u0628\u0627\u0644\u0643\u0627\u0645\u0644\u060c \u0648\u0644\u0643\u0646\u0646\u0627 \u0646\u0641\u0642\u062f \u0627\u0644\u0635\u0644\u0629 \u0628\u064a\u0646 \u062d\u0634\u0648<\/code> \u0648\u0646\u0648\u0639 \u0627\u0644\u0625\u0631\u062c\u0627\u0639. \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0629\u060c \u0646\u0631\u064a\u062f \u0625\u0631\u062c\u0627\u0639 \u0634\u064a\u0621 \u0634\u0627\u0626\u0639\u060c \u0648\u064a\u0645\u0643\u0646\u0646\u0627 \u062a\u0639\u0631\u064a\u0641 \u0647\u0630\u0627 \u0627\u0644\u0634\u064a\u0621 \u0627\u0644\u0634\u0627\u0626\u0639 \u0635\u0631\u0627\u062d\u0629\u064b \u0639\u0644\u0649 \u0623\u0646\u0647 \u0645\u0639\u0644\u0645\u0629 \u0627\u0644\u0646\u0648\u0639<\/strong>:<\/p>\n\n\n\n
\u062f\u0627\u0644\u0629 getPrefiledArray(\u0627\u0644\u062d\u0634\u0648: T\u060c \u0627\u0644\u0637\u0648\u0644: \u0631\u0642\u0645): T[] {\n    \u0625\u0631\u062c\u0627\u0639 (\u0645\u0635\u0641\u0648\u0641\u0629 \u062c\u062f\u064a\u062f\u0629 (\u0627\u0644\u0637\u0648\u0644)).filler(\u062d\u0634\u0648);\n}<\/code><\/pre>\n\n\n\n
\u0648\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627 \u0647\u0643\u0630\u0627:<\/p>\n\n\n\n
const prefilledArray = getPrefiledArray(0, 10);<\/code><\/pre>\n\n\n\n
\u0627\u0644\u0642\u064a\u0648\u062f \u0627\u0644\u0639\u0627\u0645\u0629<\/h2>\n\n\n\n
\u0644\u0646\u0646\u0638\u0631 \u0625\u0644\u0649 \u062d\u0627\u0644\u0627\u062a \u0645\u062e\u062a\u0644\u0641\u0629 \u0631\u0628\u0645\u0627 \u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627. \u0644\u0645\u0627\u0630\u0627 \u0646\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0623\u0646\u0648\u0627\u0639 \u0641\u064a \u0627\u0644\u062f\u0648\u0627\u0644\u061f \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u064a\u060c \u0647\u0648 \u0644\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0627\u0644\u0648\u0633\u064a\u0637\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0645\u0631\u0631 \u0625\u0644\u0649 \u0627\u0644\u062f\u0627\u0644\u0629 \u0633\u064a\u0643\u0648\u0646 \u0644\u0647\u0627 \u0628\u0639\u0636 \u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u062a\u064a \u0623\u0631\u064a\u062f \u0627\u0644\u062a\u0641\u0627\u0639\u0644 \u0645\u0639\u0647\u0627.<\/p>\n\n\n\n
\u0645\u0631\u0629 \u0623\u062e\u0631\u0649 \u062f\u0639\u0646\u0627 \u0646\u062d\u0627\u0648\u0644 \u0646\u0642\u0644 \u062f\u0627\u0644\u0629 \u0627\u0644\u0641\u0627\u0646\u064a\u0644\u0627 JS \u0627\u0644\u0628\u0633\u064a\u0637\u0629 \u0625\u0644\u0649 TS.<\/p>\n\n\n\n
\u062f\u0627\u0644\u0629 getLength(\u0627\u0644\u0634\u064a\u0621) {\n    \u0625\u0631\u062c\u0627\u0639 \u0637\u0648\u0644 \u0627\u0644\u0634\u064a\u0621;\n}<\/code><\/pre>\n\n\n\n
\u0644\u062f\u064a\u0646\u0627 \u0645\u0639\u0636\u0644\u0629 \u063a\u064a\u0631 \u0628\u062f\u064a\u0647\u064a\u0629 - \u0643\u064a\u0641 \u0646\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0627\u0644\u0634\u064a\u0621 \u0644\u062f\u064a\u0647 \u0627\u0644\u0637\u0648\u0644<\/code> \u0627\u0644\u0645\u0644\u0643\u064a\u0629\u060c \u0648\u0642\u062f \u062a\u0643\u0648\u0646 \u0627\u0644\u0641\u0643\u0631\u0629 \u0627\u0644\u0623\u0648\u0644\u0649 \u0647\u064a \u0627\u0644\u0642\u064a\u0627\u0645 \u0628\u0634\u064a\u0621 \u0645\u062b\u0644:<\/p>\n\n\n\n
\u062f\u0627\u0644\u0629 getLength(\u0627\u0644\u0634\u064a\u0621: \u0646\u0648\u0639 \u0645\u0646 \u0627\u0644\u0645\u0635\u0641\u0648\u0641\u0629):\u0631\u0642\u0645 {\n    \u0625\u0631\u062c\u0627\u0639 \u0637\u0648\u0644 \u0627\u0644\u0634\u064a\u0621;\n}<\/code><\/pre>\n\n\n\n
\u0648\u0627\u0639\u062a\u0645\u0627\u062f\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u0633\u064a\u0627\u0642 \u0642\u062f \u064a\u0643\u0648\u0646 \u0630\u0644\u0643 \u0635\u062d\u064a\u062d\u064b\u0627\u060c \u0648\u0639\u0645\u0648\u0645\u064b\u0627 \u0646\u062d\u0646 \u0639\u0627\u0645\u0648\u0646 \u0628\u0639\u0636 \u0627\u0644\u0634\u064a\u0621 - \u0633\u062a\u0639\u0645\u0644 \u0645\u0639 \u0645\u0635\u0641\u0648\u0641\u0627\u062a \u0645\u0646 \u0623\u0646\u0648\u0627\u0639 \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0648\u0644\u0643\u0646 \u0645\u0627\u0630\u0627 \u0644\u0648 \u0644\u0645 \u0646\u0643\u0646 \u0646\u0639\u0631\u0641 \u062d\u0642\u064b\u0627 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0634\u064a\u0621 \u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0645\u0635\u0641\u0648\u0641\u064b\u0627 \u062f\u0627\u0626\u0645\u064b\u0627 - \u0631\u0628\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0634\u064a\u0621 \u0645\u0644\u0639\u0628 \u0643\u0631\u0629 \u0642\u062f\u0645 \u0623\u0648 \u0642\u0634\u0631\u0629 \u0645\u0648\u0632\u061f \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0629\u060c \u0639\u0644\u064a\u0646\u0627 \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0629 \u0623\u0646 \u0646\u062c\u0645\u0639 \u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u0634\u062a\u0631\u0643\u0629 \u0644\u0630\u0644\u0643 \u0627\u0644\u0634\u064a\u0621 \u0641\u064a \u0628\u0646\u064a\u0629 \u064a\u0645\u0643\u0646\u0647\u0627 \u062a\u062d\u062f\u064a\u062f \u062e\u0635\u0627\u0626\u0635 \u0643\u0627\u0626\u0646 - \u0648\u0627\u062c\u0647\u0629:<\/p>\n\n\n\n
\u0648\u0627\u062c\u0647\u0629 IThingWithLength {\n  \u0627\u0644\u0637\u0648\u0644: \u0631\u0642\u0645;\n}<\/code><\/pre>\n\n\n\n
\u064a\u0645\u0643\u0646\u0646\u0627 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 IThingWithLength<\/code> \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0643\u0646\u0648\u0639 \u0645\u0646 \u0627\u0644\u0634\u064a\u0621<\/code> \u0627\u0644\u0645\u0639\u0644\u0645\u0629:<\/p>\n\n\n\n
\u062f\u0627\u0644\u0629 getLength(\u0627\u0644\u0634\u064a\u0621: IThingWithLength):\u0631\u0642\u0645 {\n    \u0625\u0631\u062c\u0627\u0639 \u0637\u0648\u0644 \u0627\u0644\u0634\u064a\u0621;\n}<\/code><\/pre>\n\n\n\n
\u0628\u0635\u0631\u0627\u062d\u0629 \u062a\u0627\u0645\u0629 \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0645\u062b\u0627\u0644 \u0627\u0644\u0628\u0633\u064a\u0637\u060c \u0633\u064a\u0643\u0648\u0646 \u0627\u0644\u0623\u0645\u0631 \u0639\u0644\u0649 \u0645\u0627 \u064a\u0631\u0627\u0645 \u062a\u0645\u0627\u0645\u064b\u0627\u060c \u0648\u0644\u0643\u0646 \u0625\u0630\u0627 \u0623\u0631\u062f\u0646\u0627 \u0623\u0646 \u0646\u0628\u0642\u064a \u0647\u0630\u0627 \u0627\u0644\u0646\u0648\u0639 \u0639\u0627\u0645\u064b\u0627\u060c \u0648\u0644\u0627 \u0646\u0648\u0627\u062c\u0647 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0645\u0646 \u0627\u0644\u0645\u062b\u0627\u0644 \u0627\u0644\u0623\u0648\u0644 \u064a\u0645\u0643\u0646\u0646\u0627 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0642\u064a\u0648\u062f \u0627\u0644\u0639\u0627\u0645\u0629<\/strong>:<\/p>\n\n\n\n
\u062f\u0627\u0644\u0629 getLength(\u0627\u0644\u0634\u064a\u0621: T):\u0631\u0642\u0645 {\n    \u0625\u0631\u062c\u0627\u0639 \u0637\u0648\u0644 \u0627\u0644\u0634\u064a\u0621;\n}<\/code><\/pre>\n\n\n\n
\u0648\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627:<\/p>\n\n\n\n
\u0648\u0627\u062c\u0647\u0629 IBananaPeel {\n  \u0627\u0644\u0633\u064f\u0645\u0643: \u0631\u0642\u0645;\n  \u0627\u0644\u0637\u0648\u0644: \u0631\u0642\u0645;\n}\n\nconst bananaPeel: IBananaPeel = {\u0627\u0644\u0633\u0645\u0627\u0643\u0629: 0.2\u060c \u0627\u0644\u0637\u0648\u0644: 3.14};\ngetLength(bananaPeel);<\/code><\/pre>\n\n\n\n
\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062a\u0645\u062f\u064a\u062f\u0627\u062a<\/code> \u062a\u0636\u0645\u0646 \u0623\u0646 T<\/code> \u0639\u0644\u0649 \u062e\u0635\u0627\u0626\u0635 \u0645\u064f\u0639\u0631\u064e\u0651\u0641\u0629 \u0628\u0648\u0627\u0633\u0637\u0629 IThingWithLength<\/code>.<\/p>\n\n\n\n
\u0627\u0644\u0641\u0626\u0627\u062a \u0627\u0644\u0639\u0627\u0645\u0629<\/h2>\n\n\n\n
\u062d\u062a\u0649 \u0647\u0630\u0647 \u0627\u0644\u0646\u0642\u0637\u0629\u060c \u0643\u0646\u0627 \u0646\u0639\u0645\u0644 \u062d\u062a\u0649 \u0647\u0630\u0647 \u0627\u0644\u0644\u062d\u0638\u0629 \u0645\u0639 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0639\u0627\u0645\u0629\u060c \u0648\u0644\u0643\u0646\u0647\u0627 \u0644\u064a\u0633\u062a \u0627\u0644\u0645\u0643\u0627\u0646 \u0627\u0644\u0648\u062d\u064a\u062f \u0627\u0644\u0630\u064a \u062a\u062a\u0623\u0644\u0642 \u0641\u064a\u0647 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0639\u0627\u0645\u0629\u060c \u0644\u0646\u0631\u0649 \u0643\u064a\u0641 \u064a\u0645\u0643\u0646\u0646\u0627 \u062f\u0645\u062c\u0647\u0627 \u0641\u064a \u0627\u0644\u0641\u0635\u0648\u0644.<\/p>\n\n\n\n
\u0623\u0648\u0644\u0627\u064b \u062f\u0639\u0646\u0627 \u0646\u062d\u0627\u0648\u0644 \u062a\u062e\u0632\u064a\u0646 \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0645\u0648\u0632 \u0641\u064a \u0633\u0644\u0629 \u0627\u0644\u0645\u0648\u0632:<\/p>\n\n\n\n
\u0635\u0646\u0641 \u0645\u0648\u0632\u0629 {\n  \u0645\u064f\u0646\u0634\u0626(\n    \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0639\u0627\u0645: \u0631\u0642\u0645,\n    \u0644\u0648\u0646 \u0639\u0627\u0645: \u0633\u0644\u0633\u0644\u0629,\n    \u0625\u0634\u0639\u0627\u0639 \u0645\u0624\u064a\u0646 \u0639\u0627\u0645: \u0631\u0642\u0645\n  ) {}\n}\n\n\u0641\u0626\u0629 \u0633\u0644\u0629 \u0627\u0644\u0645\u0648\u0632 {\n  \u0645\u0648\u0632\u0627\u062a \u062e\u0627\u0635\u0629: \u0645\u0648\u0632\u0629[] = [];\n\n  \u0625\u0636\u0627\u0641\u0629(\u0645\u0648\u0632\u0629: \u0645\u0648\u0632\u0629): \u0628\u0627\u0637\u0644 { {\n    \u0647\u0630\u0627.bananas.push(\u0645\u0648\u0632\u0629);\n  }\n}\n\nconst bananaBasket = \u062c\u062f\u064a\u062f BananaBasket();\nbananaBasket.add(\u0645\u0648\u0632\u0629 \u062c\u062f\u064a\u062f\u0629(3.14\u060c '\u0623\u062d\u0645\u0631'\u060c 10e-7));<\/code><\/pre>\n\n\n\n
\u0627\u0644\u0622\u0646 \u062f\u0639\u0646\u0627 \u0646\u062d\u0627\u0648\u0644 \u0625\u0646\u0634\u0627\u0621 \u0633\u0644\u0629 \u0623\u063a\u0631\u0627\u0636 \u0639\u0627\u0645\u0629\u060c \u0644\u0623\u0634\u064a\u0627\u0621 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0646\u0641\u0633 \u0627\u0644\u0646\u0648\u0639:<\/p>\n\n\n\n
\u0641\u0626\u0629 \u0627\u0644\u0633\u0644\u0629 {\n  \u0623\u0634\u064a\u0627\u0621 \u062e\u0627\u0635\u0629: T[] = [];\n\n  \u0625\u0636\u0627\u0641\u0629 (\u0627\u0644\u0634\u064a\u0621: T): \u0628\u0627\u0637\u0644 {\n    this.stuff.push(thing);\n  }\n}\n\nconst bananaBasket = \u0633\u0644\u0629 \u062c\u062f\u064a\u062f\u0629<\u0645\u0648\u0632();<\/code><\/pre>\n\n\n\n
\u0648\u0623\u062e\u064a\u0631\u064b\u0627\u060c \u0644\u0646\u0641\u062a\u0631\u0636 \u0623\u0646 \u0627\u0644\u0633\u0644\u0629 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u062d\u0627\u0648\u064a\u0629 \u0645\u0648\u0627\u062f \u0645\u0634\u0639\u0629 \u0648\u064a\u0645\u0643\u0646\u0646\u0627 \u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u062a\u064a \u062a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0627\u0644\u0625\u0634\u0639\u0627\u0639 \u0627\u0644\u0645\u0624\u064a\u0646<\/code> \u0627\u0644\u0645\u0645\u062a\u0644\u0643\u0627\u062a:<\/p>\n\n\n\n
\u0648\u0627\u062c\u0647\u0629 IR radioactive {\n  \u0627\u0644\u0625\u0634\u0639\u0627\u0639 \u0627\u0644\u0645\u0624\u064a\u0646: \u0627\u0644\u0639\u062f\u062f;\n}\n\n\u0641\u0626\u0629 RadactiveContainer {\n  \u0645\u0627\u062f\u0629 \u062e\u0627\u0635\u0629: T[] = [];\n\n  \u0625\u0636\u0627\u0641\u0629 (\u0627\u0644\u0634\u064a\u0621: T): \u0628\u0627\u0637\u0644 {\n    this.stuff.push(thing);\n  }\n}<\/code><\/pre>\n\n\n\n
\u0648\u0627\u062c\u0647\u0629 \u0639\u0627\u0645\u0629<\/h2>\n\n\n\n
\u0623\u062e\u064a\u0631\u064b\u0627 \u062f\u0639\u0648\u0646\u0627 \u0646\u062d\u0627\u0648\u0644 \u062c\u0645\u0639 \u0643\u0644 \u0645\u0639\u0631\u0641\u062a\u0646\u0627 \u0648\u0628\u0646\u0627\u0621 \u0625\u0645\u0628\u0631\u0627\u0637\u0648\u0631\u064a\u0629 \u0645\u0634\u0639\u0629 \u0623\u064a\u0636\u064b\u0627 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0648\u0627\u062c\u0647\u0627\u062a \u0627\u0644\u0639\u0627\u0645\u0629:<\/p>\n\n\n\n
\/\/ \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0633\u0645\u0627\u062a \u0627\u0644\u0645\u0634\u062a\u0631\u0643\u0629 \u0644\u0644\u062d\u0627\u0648\u064a\u0627\u062a\n\u0648\u0627\u062c\u0647\u0629 IRadioactive {\n  \u0627\u0644\u0625\u0634\u0639\u0627\u0639 \u0627\u0644\u0645\u0624\u064a\u0646: \u0627\u0644\u0639\u062f\u062f;\n}\n\n\n\/\/ \u062a\u0639\u0631\u064a\u0641 \u0634\u064a\u0621 \u0645\u0634\u0639\n\u0648\u0627\u062c\u0647\u0629 IBANANANA \u064a\u0645\u062a\u062f IRadioactive {\n  \u0627\u0644\u0637\u0648\u0644: \u0631\u0642\u0645;\n  \u0627\u0644\u0644\u0648\u0646: \u0633\u0644\u0633\u0644\u0629;\n}\n\n\/\/ \u062a\u0639\u0631\u064a\u0641 \u0634\u064a\u0621 \u063a\u064a\u0631 \u0645\u0634\u0639\n\u0648\u0627\u062c\u0647\u0629 IDog {\n  \u0627\u0644\u0648\u0632\u0646: \u0631\u0642\u0645;\n}\n\n\/\/ \u062a\u062d\u062f\u064a\u062f \u0648\u0627\u062c\u0647\u0629 \u0644\u0644\u062d\u0627\u0648\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062d\u062a\u0648\u064a \u0641\u0642\u0637 \u0639\u0644\u0649 \u0627\u0644\u0623\u0634\u064a\u0627\u0621 \u0627\u0644\u0645\u0634\u0639\u0629\n\u0627\u0644\u0648\u0627\u062c\u0647\u0629 IRadioactiveContainer {\n  \u0625\u0636\u0627\u0641\u0629(\u0627\u0644\u0634\u064a\u0621: T): \u0628\u0627\u0637\u0644;\n  getRadioactiveactive(): \u0631\u0642\u0645;\n}\n\n\/\/ \u062a\u0639\u0631\u064a\u0641 \u0627\u0644\u0641\u0626\u0629 \u0627\u0644\u0645\u0646\u0641\u0630\u0629 \u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062d\u0627\u0648\u064a\u0629 \u0627\u0644\u0645\u0634\u0639\u0629\n\u0635\u0646\u0641 RadioactiveContainer \u064a\u0646\u0641\u0630 IRadioactiveContainer {\n  \u0623\u0634\u064a\u0627\u0621 \u062e\u0627\u0635\u0629 T[] = [];\n\n  \u0625\u0636\u0627\u0641\u0629(\u0627\u0644\u0634\u064a\u0621: T): \u0628\u0627\u0637\u0644 {\n    this.stuff.push(thing);\n  }\n\n  getRadioactiveness(): \u0631\u0642\u0645 {\n      \u0625\u0631\u062c\u0627\u0639 this.stuff.reduce((a, b) => a + b.ionizingRadiation, 0)\n  }\n}\n\n\/\/ \u062e\u0637\u0623! \u0627\u0644\u0646\u0648\u0639 'IDog' \u0644\u0627 \u064a\u0633\u062a\u0648\u0641\u064a \u0627\u0644\u0642\u064a\u062f 'IRadioactive'\n\/\/ \u0648\u0645\u0646 \u0627\u0644\u0648\u062d\u0634\u064a \u0646\u0648\u0639\u064b\u0627 \u0645\u0627 \u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0643\u0644\u0627\u0628 \u062f\u0627\u062e\u0644 \u0627\u0644\u062d\u0627\u0648\u064a\u0629 \u0627\u0644\u0645\u0634\u0639\u0629\nconst dogsContainer = \u062c\u062f\u064a\u062f RadioactiveContainer();\n\n\/\/ \u0643\u0644 \u0634\u064a\u0621 \u062c\u064a\u062f!\nconst radioactiveContainer = \u062c\u062f\u064a\u062f RadioactiveContainer();\n\n\/\/ \u062a\u0630\u0643\u0631 \u0623\u0646 \u062a\u0641\u0631\u0632 \u0646\u0641\u0627\u064a\u0627\u062a\u0643 \u0627\u0644\u0645\u0634\u0639\u0629 - \u0642\u0645 \u0628\u0625\u0646\u0634\u0627\u0621 \u062d\u0627\u0648\u064a\u0629 \u0645\u0646\u0641\u0635\u0644\u0629 \u0644\u0644\u0645\u0648\u0632 \u0641\u0642\u0637\nconst bananasContainer = \u062c\u062f\u064a\u062f RadioactiveContainer();<\/code><\/pre>\n\n\n\n
\u0647\u0630\u0627 \u0643\u0644 \u0634\u064a\u0621 \u064a\u0627 \u0631\u0641\u0627\u0642!<\/p>","protected":false},"excerpt":{"rendered":"
\u062a\u0648\u0641\u0631 \u0627\u0644\u0623\u062c\u0646\u0627\u0633 \u0627\u0644\u0639\u0627\u0645\u0629 \u0623\u062c\u0632\u0627\u0621 \u0645\u0646 \u0627\u0644\u062a\u0639\u0644\u064a\u0645\u0627\u062a \u0627\u0644\u0628\u0631\u0645\u062c\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0645\u0639 \u0639\u062f\u062f \u0645\u0646 \u0627\u0644\u0623\u0646\u0648\u0627\u0639 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0646\u0648\u0639 \u0648\u0627\u062d\u062f. \u062a\u0648\u0641\u0631 \u0627\u0644\u0623\u062c\u0646\u0627\u0633 \u0627\u0644\u0639\u0627\u0645\u0629 \u0637\u0631\u064a\u0642\u0629 \u0644\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0646\u0648\u0639 \u0643\u0645\u062a\u063a\u064a\u0631 \u0648\u062a\u062d\u062f\u064a\u062f\u0647 \u0639\u0646\u062f \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u060c \u0639\u0644\u0649 \u063a\u0631\u0627\u0631 \u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u062f\u0627\u0644\u0629.<\/p>","protected":false},"author":2,"featured_media":3249,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-3248","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software-development"],"acf":[],"yoast_head":"\nGenerics in TypeScript - The Codest<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thecodest.co\/ar\/\u0627\u0644\u0645\u062f\u0648\u0646\u0629\/\u0627\u0644\u0623\u062c\u0646\u0627\u0633-\u0641\u064a-\u0627\u0644\u0645\u062e\u0637\u0648\u0637\u0627\u062a-\u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Generics in TypeScript\" \/>\n<meta property=\"og:description\" content=\"Generics provide reusable bits of code that work with a number of types instead of a single type. 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