{"id":126888,"date":"2023-11-29T11:32:03","date_gmt":"2023-11-29T06:02:03","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=126888"},"modified":"2023-11-29T11:32:03","modified_gmt":"2023-11-29T06:02:03","slug":"implementation-of-cpp-pointers","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/","title":{"rendered":"C++ Program For Implementation of Pointers"},"content":{"rendered":"<h3>Program 1<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">\/\/ Program for Pointer demo\r\n#include&lt;iostream&gt;\r\n#define clrscr() system(\"cls\")\r\nusing namespace std;\r\nint main()\r\n{\r\n\r\n    \/*     Pointer Part 1 *\/\r\n        \/\/int a=50,*p,**r;\r\n        \/\/clrscr();\r\n        \/\/ p=&amp;a;\r\n        \/\/ r=&amp;p;\r\n        \/\/ cout&lt;&lt;\" \\nValue of a: \"&lt;&lt;a;\r\n        \/\/ cout&lt;&lt;\" \\nAddress of a: \"&lt;&lt;&amp;a;\r\n        \/\/ cout&lt;&lt;\" \\n value of p: \"&lt;&lt;p;\r\n        \/\/ cout&lt;&lt;\"\\n value of *p: \"&lt;&lt;*p;\r\n        \/\/ cout&lt;&lt;\"\\nAddress of p :\"&lt;&lt;&amp;p;\r\n        \/\/ cout&lt;&lt;\"\\n value of r is: \"&lt;&lt;r;\r\n        \/\/ cout&lt;&lt;\"\\n value of *r is: \"&lt;&lt;*r;\r\n        \/\/ cout&lt;&lt;\"\\n value of **r is: \"&lt;&lt;**r;\r\n        \/\/ ++**r;\r\n        \/\/ cout&lt;&lt;\" \\nValue of a: \"&lt;&lt;a;\r\n\r\n        \/\/  p=&amp;a;\r\n        \/\/  cout&lt;&lt;\" Value  of a is before pointer: \"&lt;&lt;a;\r\n        \/\/  ++*p;\r\n        \/\/  cout&lt;&lt;\" \\nValue  of a is after pointer: \"&lt;&lt;a;\r\n\r\n\/*     Pointer Part 1.1 *\/\r\n    \/\/   int a=5,*p1,*p2;\r\n    \/\/   p1=&amp;a;\r\n    \/\/   p2=&amp;a;\r\n    \/\/   ++*p1;   \/\/6\r\n    \/\/   ++*p2;   \/\/7\r\n    \/\/   --a;   \/\/6\r\n    \/\/   cout&lt;&lt;\"\\n value of a: \"&lt;&lt;a;\r\n    \/\/   cout&lt;&lt;\"\\n value of *p1: \"&lt;&lt;*p1;\r\n    \/\/   cout&lt;&lt;\"\\n value of *p2: \"&lt;&lt;*p2;\r\n\r\n\/*     Pointer Part 1.2 *\/\r\n          \/\/int a=15,b=10,*p1,*p2;\r\n     \r\n    \/\/         p1=&amp;a;\r\n    \/\/         p2=&amp;b;\r\n    \/\/         ++*p1;\r\n    \/\/         ++*p2;\r\n    \/\/         a=a-3;\r\n    \/\/         b=b+5;\r\n    \/\/         p1=&amp;b;\r\n    \/\/         ++*p1;\r\n    \/\/         ++*p2;\r\n    \/\/         a=a+5;\r\n    \/\/         b=b-2;\r\n    \/\/         p2=&amp;a;\r\n    \/\/    cout&lt;&lt;\"\\n value of a: \"&lt;&lt;a;\r\n    \/\/     cout&lt;&lt;\"\\n value of b: \"&lt;&lt;b;\r\n    \/\/    cout&lt;&lt;\"\\n value of *p1: \"&lt;&lt;*p1;\r\n    \/\/    cout&lt;&lt;\"\\n value of *p2: \"&lt;&lt;*p2;\r\n\r\n   return(0);\r\n}<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Program 1 \/\/ Program for Pointer demo #include&lt;iostream&gt; #define clrscr() system(&#8220;cls&#8221;) using namespace std; int main() { \/* Pointer Part 1 *\/ \/\/int a=50,*p,**r; \/\/clrscr(); \/\/ p=&amp;a; \/\/ r=&amp;p; \/\/ cout&lt;&lt;&#8221; \\nValue of a:&#46;&#46;&#46;<\/p>\n","protected":false},"author":86671,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20172],"tags":[2263,29493,29219,29218,29491,29492],"class_list":["post-126888","post","type-post","status-publish","format-standard","hentry","category-cpp","tag-c","tag-c-implementation-of-pointers","tag-c-practical","tag-c-program","tag-c-program-for-implementation-of-pointers","tag-implementation-of-pointers-in-c"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>C++ Program For Implementation of Pointers - DataFlair<\/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:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C++ Program For Implementation of Pointers - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 \/\/ Program for Pointer demo #include&lt;iostream&gt; #define clrscr() system(&quot;cls&quot;) using namespace std; int main() { \/* Pointer Part 1 *\/ \/\/int a=50,*p,**r; \/\/clrscr(); \/\/ p=&amp;a; \/\/ r=&amp;p; \/\/ cout&lt;&lt;&quot; nValue of a:&#046;&#046;&#046;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/\" \/>\n<meta property=\"og:site_name\" content=\"DataFlair\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/DataFlairWS\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-11-29T06:02:03+00:00\" \/>\n<meta name=\"author\" content=\"TechVidvan Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@DataFlairWS\" \/>\n<meta name=\"twitter:site\" content=\"@DataFlairWS\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"TechVidvan Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"C++ Program For Implementation of Pointers - DataFlair","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/","og_locale":"en_US","og_type":"article","og_title":"C++ Program For Implementation of Pointers - DataFlair","og_description":"Program 1 \/\/ Program for Pointer demo #include&lt;iostream&gt; #define clrscr() system(\"cls\") using namespace std; int main() { \/* Pointer Part 1 *\/ \/\/int a=50,*p,**r; \/\/clrscr(); \/\/ p=&amp;a; \/\/ r=&amp;p; \/\/ cout&lt;&lt;\" nValue of a:&#46;&#46;&#46;","og_url":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/","og_site_name":"DataFlair","article_publisher":"https:\/\/www.facebook.com\/DataFlairWS\/","article_published_time":"2023-11-29T06:02:03+00:00","author":"TechVidvan Team","twitter_card":"summary_large_image","twitter_creator":"@DataFlairWS","twitter_site":"@DataFlairWS","twitter_misc":{"Written by":"TechVidvan Team","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/#article","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/"},"author":{"name":"TechVidvan Team","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/0e594f928e31fc96628ac40f6ae74f49"},"headline":"C++ Program For Implementation of Pointers","datePublished":"2023-11-29T06:02:03+00:00","mainEntityOfPage":{"@id":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/"},"wordCount":8,"commentCount":0,"publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"keywords":["C++","c++ implementation of pointers","c++ practical","c++ program","C++ Program For Implementation of Pointers","implementation of pointers in c++"],"articleSection":["C++ Tutorials"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/","url":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/","name":"C++ Program For Implementation of Pointers - DataFlair","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/#website"},"datePublished":"2023-11-29T06:02:03+00:00","breadcrumb":{"@id":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/data-flair.training\/blogs\/implementation-of-cpp-pointers\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Blog Home","item":"https:\/\/data-flair.training\/blogs\/"},{"@type":"ListItem","position":2,"name":"C++ Tutorials","item":"https:\/\/data-flair.training\/blogs\/category\/cpp\/"},{"@type":"ListItem","position":3,"name":"C++ Program For Implementation of Pointers"}]},{"@type":"WebSite","@id":"https:\/\/data-flair.training\/blogs\/#website","url":"https:\/\/data-flair.training\/blogs\/","name":"DataFlair","description":"Learn Today. 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