{"id":9774,"date":"2023-09-29T23:14:34","date_gmt":"2023-09-29T23:14:34","guid":{"rendered":"https:\/\/adelnasim.com\/docs\/courses\/cpp-tutorial\/prefix-and-postfixezd_ampersand-compound-assignment\/"},"modified":"2024-04-07T01:19:19","modified_gmt":"2024-04-07T01:19:19","slug":"prefix-and-postfix","status":"publish","type":"docs","link":"https:\/\/adelnasim.com\/ar\/docs\/courses\/cpp-tutorial\/prefix-and-postfix\/","title":{"rendered":"\u0627\u0644\u0640Prefix \u0648 \u0627\u0644\u0640Postfix \u0648\u0627\u0644\u062a\u0639\u064a\u064a\u0646 \u0627\u0644\u0645\u0631\u0643\u0628"},"content":{"rendered":"
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<\/div>\n<\/div>\n
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\u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0644\u0644\u0640Prefix \u0648\u0627\u0644\u0640Postfix \u0641\u064a \u0644\u063a\u0629 C++<\/strong><\/p>\n

\u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0640Prefix \u0648\u0627\u0644\u0640Postfix \u0644\u062a\u0639\u062f\u064a\u0644 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631. \u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0627\u0645\u0644 \u0627\u0644\u0640Postfix \u0642\u0628\u0644 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u060c \u0641\u064a \u062d\u064a\u0646 \u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 postfix \u0628\u0639\u062f \u0627\u0644\u0645\u062a\u063a\u064a\u0631.<\/p>\n

\u064a\u0648\u0636\u062d \u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u062a\u0627\u0644\u064a \u0628\u0639\u0636 \u0639\u0648\u0627\u0645\u0644 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0640Prefix \u0648\u0627\u0644\u0640Postfix \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0641\u064a \u0644\u063a\u0629 C++:<\/p>\n

\n
\n
\n
\n\n\n\n\n\n
\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/th>\nPrefix<\/th>\nPostfix<\/th>\n<\/tr>\n
++<\/strong><\/td>\n\u0632\u064a\u0627\u062f\u0629 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u0628\u0645\u0642\u062f\u0627\u0631 1.<\/td>\n\u0632\u064a\u0627\u062f\u0629 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u0628\u0645\u0642\u062f\u0627\u0631 1\u060c \u0648\u0625\u0631\u062c\u0627\u0639 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0623\u0635\u0644\u064a\u0629.<\/td>\n<\/tr>\n
—<\/strong><\/td>\n\u064a\u0642\u0644\u0644 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u0628\u0645\u0642\u062f\u0627\u0631 1.<\/td>\n\u0625\u0646\u0642\u0627\u0635 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u0628\u0645\u0642\u062f\u0627\u0631 1\u060c \u0648\u0625\u0631\u062c\u0627\u0639 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0623\u0635\u0644\u064a\u0629.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\u0645\u062b\u0627\u0644<\/strong><\/p>\n

\u064a\u0648\u0636\u062d \u0627\u0644\u0628\u0631\u0646\u0627\u0645\u062c \u0627\u0644\u062a\u0627\u0644\u064a \u0643\u064a\u0641\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644Prefix \u0648\u0627\u0644\u0640Postfix \u0644\u0632\u064a\u0627\u062f\u0629 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631:<\/p>\n

\n
int a = 10;\r\n\r\n\/\/ Increment the value of a by 1 using the prefix operator.\r\na++;\r\n\r\n\/\/ Increment the value of a by 1 using the postfix operator.\r\nint b = a++\r\n\r\n\/\/ Print the values of a and b.\r\nstd::cout << a << \" \" << b << std::endl;<\/pre>\n<\/div>\n
\u0627\u0644\u0645\u062e\u0631\u062c\u0627\u062a:<\/p>\n
\n
12 11<\/pre>\n<\/div>\n
\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0639\u064a\u064a\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0641\u064a C++<\/strong><\/p>\n
\u062a\u0642\u0648\u0645 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0639\u064a\u064a\u0646 \u0627\u0644\u0645\u0631\u0643\u0628 \u0628\u062f\u0645\u062c \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0628\u064a\u0629 \u0645\u0639 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u0639\u064a\u064a\u0646. \u0648\u0647\u0630\u0627 \u064a\u062c\u0639\u0644 \u0645\u0646 \u0627\u0644\u0645\u0645\u0643\u0646 \u062a\u0639\u062f\u064a\u0644 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u0641\u064a \u0639\u0628\u0627\u0631\u0629 \u0648\u0627\u062d\u062f\u0629.<\/p>\n
\u064a\u0648\u0636\u062d \u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u062a\u0627\u0644\u064a \u0628\u0639\u0636 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0639\u064a\u064a\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0641\u064a \u0644\u063a\u0629 C++:<\/p>\n
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\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/th>\n\u0627\u0644\u0648\u0635\u0641<\/th>\n\u0645\u062b\u0627\u0644<\/th>\n<\/tr>\n
+=<\/code><\/td>\n\u064a\u0636\u064a\u0641 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0625\u0644\u0649 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0633\u0631<\/td>\nx += 5;<\/code>\u00a0\u064a\u0639\u0627\u062f\u0644\u00a0x = x + 5;<\/code><\/td>\n<\/tr>\n
-=<\/code><\/td>\n\u064a\u0637\u0631\u062d \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0633\u0631<\/td>\ny -= 3;<\/code>\u00a0\u064a\u0639\u0627\u062f\u0644\u00a0y = y - 3;<\/code><\/td>\n<\/tr>\n
*=<\/code><\/td>\n\u0636\u0631\u0628 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0628\u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0633\u0631<\/td>\nz *= 2;<\/code>\u00a0\u064a\u0639\u0627\u062f\u0644\u00a0z = z * 2;<\/code><\/td>\n<\/tr>\n
\/=<\/code><\/td>\n\u064a\u0642\u0633\u0645 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0633\u0631 \u0639\u0644\u0649 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0645\u0646<\/td>\na \/= 4;<\/code>\u00a0\u064a\u0639\u0627\u062f\u0644\u00a0a = a \/ 4;<\/code><\/td>\n<\/tr>\n
%=<\/code><\/td>\n\u064a\u062d\u0633\u0628 \u0645\u0639\u0627\u0645\u0644 \u0628\u0627\u0642\u064a \u0642\u0633\u0645\u0629 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0633\u0631 \u0639\u0644\u0649 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0645\u0646<\/td>\nb %= 7;<\/code>\u00a0\u064a\u0639\u0627\u062f\u0644\u00a0b = b % 7;<\/code><\/td>\n<\/tr>\n
&=<\/code><\/td>\n\u064a\u0646\u0641\u0630 \u0639\u0645\u0644\u064a\u0629 AND \u0639\u0644\u0649 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0633\u0631 \u0648\u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0645\u0646<\/td>\nc &= 6;<\/code>\u00a0\u064a\u0639\u0627\u062f\u0644\u00a0c = c & 6;<\/code><\/td>\n<\/tr>\n
^=<\/code><\/td>\n\u064a\u0646\u0641\u0630 \u0639\u0645\u0644\u064a\u0629 XOR \u0644\u0644\u0628\u062a \u0639\u0644\u0649 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0633\u0631 \u0648\u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0645\u0646<\/td>\ne ^= 8;<\/code>\u00a0\u064a\u0639\u0627\u062f\u0644\u00a0e = e ^ 8;<\/code><\/td>\n<\/tr>\n
<<=<\/code><\/td>\n\u064a\u0642\u0648\u0645 \u0628\u0625\u0632\u0627\u062d\u0629 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0633\u0631 \u0625\u0644\u0649 \u0627\u0644\u064a\u0633\u0627\u0631 \u0628\u0645\u0642\u062f\u0627\u0631 \u0639\u062f\u062f \u0627\u0644\u0628\u062a\u0627\u062a bits \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0628\u0648\u0627\u0633\u0637\u0629 \u0627\u0644\u0645\u0639\u0627\u0645\u0644<\/td>\nf <<= 3;<\/code>\u00a0\u064a\u0639\u0627\u062f\u0644\u00a0f = f << 3;<\/code><\/td>\n<\/tr>\n
>>=<\/code><\/td>\n\u0625\u0632\u0627\u062d\u0629 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u064a\u0633\u0631 \u0625\u0644\u0649 \u0627\u0644\u064a\u0645\u064a\u0646 \u0628\u0639\u062f\u062f \u0627\u0644\u0628\u062a\u0627\u062a bits \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0628\u0648\u0627\u0633\u0637\u0629 \u0627\u0644\u0645\u0639\u0627\u0645\u0644<\/td>\ng >>= 2;<\/code>\u00a0\u064a\u0639\u0627\u062f\u0644\u00a0g = g >> 2;<\/code><\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
\u0645\u062b\u0627\u0644<\/strong><\/p>\n
\u064a\u0648\u0636\u062d \u0627\u0644\u0628\u0631\u0646\u0627\u0645\u062c \u0627\u0644\u062a\u0627\u0644\u064a \u0643\u064a\u0641\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0639\u064a\u064a\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0644\u062a\u0639\u062f\u064a\u0644 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631:<\/p>\n
\n
int a = 10;\r\n\r\n\/\/ Increment the value of a by 1 using the compound assignment operator.\r\na += 1;\r\n\r\n\/\/ Print the value of a.\r\nstd::cout << a << std::endl;<\/pre>\n<\/div>\n
\u0627\u0644\u0645\u062e\u0631\u062c\u0627\u062a:<\/p>\n
\n
11<\/pre>\n<\/div>\n
\u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0639\u064a\u064a\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0623\u062f\u0627\u0629 \u0642\u0648\u064a\u0629 \u0644\u0643\u062a\u0627\u0628\u0629 \u0643\u0648\u062f C++ \u0645\u0648\u062c\u0632 \u0648\u0641\u0639\u0627\u0644.<\/p>\n
\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"
Prefix and postfix operators in C++ Prefix and postfix operators are used to modify the value of a variable. The prefix operator is used before the variable, while the postfix operator is used after the variable. The following table shows some of the most common prefix and postfix operators in C++: Operator Prefix Postfix ++ […]<\/p>","protected":false},"author":3,"featured_media":0,"parent":2744,"menu_order":8,"comment_status":"closed","ping_status":"closed","template":"","doc_tag":[],"class_list":["post-9774","docs","type-docs","status-publish","hentry","no-post-thumbnail"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/docs\/9774","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/comments?post=9774"}],"version-history":[{"count":7,"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/docs\/9774\/revisions"}],"predecessor-version":[{"id":10556,"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/docs\/9774\/revisions\/10556"}],"up":[{"embeddable":true,"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/docs\/2744"}],"wp:attachment":[{"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/media?parent=9774"}],"wp:term":[{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/adelnasim.com\/ar\/wp-json\/wp\/v2\/doc_tag?post=9774"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}