{"id":146531,"date":"2025-08-04T18:27:05","date_gmt":"2025-08-04T12:57:05","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=146531"},"modified":"2025-08-04T18:27:05","modified_gmt":"2025-08-04T12:57:05","slug":"difference-between-while-and-do-while-loop-in-cpp","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/","title":{"rendered":"Difference between While and Do-While Loop in C++"},"content":{"rendered":"

Program 1<\/h3>\n
#include<iostream>\r\nusing namespace std;\r\nint main()\r\n{\r\n    system(\"cls\");\r\n    int i=11;\r\n    cout<<\"\\n-------While-----------\\n\";\r\n   while(i<=10)\r\n    {\r\n      cout<<i<<endl;\r\n      i++;\r\n  }\r\n\r\n  i=11;\r\n  cout<<\"\\n-------Do While----------\\n\";\r\n  do\r\n  {\r\n      cout<<i<<endl;\r\n      i++;\r\n  }while(i<=10);\r\n\r\n    return 0;\r\n}<\/pre>\n
Program 2<\/h3>\n
#include<iostream>\r\nusing namespace std;\r\nint main()\r\n{\r\n    int choice,a,b;\r\n\r\n    system(\"cls\");\r\n   do\r\n   {\r\n      cout<<\"\\n---------Menu----------\"<<endl;\r\n      cout<<\"1. Add\\n 2.Swap \\n 3. Exit\"<<endl;\r\n      cout<<\"\\n-------------------------\"<<endl;\r\n      cout<<\"\\nEnter your choice: \";\r\n      cin>>choice;\r\n      switch(choice)\r\n     {\r\n      case 1: \r\n      {\r\n         cout<<\"\\nEnter two number\";\r\n         cin>>a>>b;\r\n         cout<<\"\\nAddition is: \"<<a+b;\r\n         break;\r\n      }\r\n    case 2: \r\n    {\r\n         cout<<\"\\nEnter two number\";\r\n         cin>>a>>b;\r\n         cout<<\"\\nBefore Swaping: \"<<a <<\"  \"<<b;\r\n         a=a+b;\r\n         b=a-b;\r\n         a=a-b;\r\n         cout<<\"\\nAfter Swaping: \"<<a <<\"  \"<<b;\r\n         break;\r\n    }\r\n    case 3:break;\r\n    default:cout<<\"\\nInvalid choice\";\r\n  }  \r\n\r\n }while(choice!=3);   \r\n\r\n    return 0;\r\n}<\/pre>\n
Program 3<\/h3>\n
#include<iostream>\r\nusing namespace std;\r\nint main()\r\n{\r\n    system(\"cls\");\r\n\r\nfor (int i = 1; i <= 2; i++)     \r\n{\r\n    for (int j = 1; j <= 3; j++) \r\n    {     \r\n             continue;\r\n             cout<<i <<\"   \"<<j<<endl;  \r\n    }\r\n    cout<<\"Hello\";\r\n}\r\n\r\n   \r\n    return 0;\r\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"
Program 1 #include<iostream> using namespace std; int main() { system(“cls”); int i=11; cout<<“\\n——-While———–\\n”; while(i<=10) { cout<<i<<endl; i++; } i=11; cout<<“\\n——-Do While———-\\n”; do { cout<<i<<endl; i++; }while(i<=10); return 0; } Program 2 #include<iostream> using namespace...<\/p>\n","protected":false},"author":581,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20172],"tags":[28585,2263,29219,29218,35018,31664,35016,20291,20290,35017],"class_list":["post-146531","post","type-post","status-publish","format-standard","hentry","category-cpp","tag-c-tutorial","tag-c","tag-c-practical","tag-c-program","tag-comparison-between-while-loop-and-do-while-loop","tag-difference-between-while-and-do-while-loop","tag-difference-between-while-and-do-while-loop-in-c","tag-do-while-loop-in-c","tag-while-loop-in-c","tag-while-loop-vs-do-while-loop-in-c"],"yoast_head":"\nDifference between While and Do-While Loop in C++ - 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\/difference-between-while-and-do-while-loop-in-cpp\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Difference between While and Do-While Loop in C++ - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 #include<iostream> using namespace std; int main() { system("cls"); int i=11; cout<<"n-------While-----------n"; while(i<=10) { cout<<i<<endl; i++; } i=11; cout<<"n-------Do While----------n"; do { cout<<i<<endl; i++; }while(i<=10); return 0; } Program 2 #include<iostream> using namespace...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/\" \/>\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=\"2025-08-04T12:57:05+00:00\" \/>\n<meta name=\"author\" content=\"DataFlair 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=\"DataFlair 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":"Difference between While and Do-While Loop in C++ - 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\/difference-between-while-and-do-while-loop-in-cpp\/","og_locale":"en_US","og_type":"article","og_title":"Difference between While and Do-While Loop in C++ - DataFlair","og_description":"Program 1 #include<iostream> using namespace std; int main() { system(\"cls\"); int i=11; cout<<\"n-------While-----------n\"; while(i<=10) { cout<<i<<endl; i++; } i=11; cout<<\"n-------Do While----------n\"; do { cout<<i<<endl; i++; }while(i<=10); return 0; } Program 2 #include<iostream> using namespace...","og_url":"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/","og_site_name":"DataFlair","article_publisher":"https:\/\/www.facebook.com\/DataFlairWS\/","article_published_time":"2025-08-04T12:57:05+00:00","author":"DataFlair Team","twitter_card":"summary_large_image","twitter_creator":"@DataFlairWS","twitter_site":"@DataFlairWS","twitter_misc":{"Written by":"DataFlair Team","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/#article","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/"},"author":{"name":"DataFlair Team","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/c187795dc82ab948373cca526df7c445"},"headline":"Difference between While and Do-While Loop in C++","datePublished":"2025-08-04T12:57:05+00:00","mainEntityOfPage":{"@id":"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/"},"wordCount":11,"commentCount":0,"publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"keywords":["c tutorial","C++","c++ practical","c++ program","comparison between while loop and do while loop","difference between while and do while loop","difference between while and do while loop in c++","Do while loop in C","While loop in C","while loop vs do while loop in c++"],"articleSection":["C++ Tutorials"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/","url":"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/","name":"Difference between While and Do-While Loop in C++ - DataFlair","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/#website"},"datePublished":"2025-08-04T12:57:05+00:00","breadcrumb":{"@id":"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/data-flair.training\/blogs\/difference-between-while-and-do-while-loop-in-cpp\/#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":"Difference between While and Do-While Loop in C++"}]},{"@type":"WebSite","@id":"https:\/\/data-flair.training\/blogs\/#website","url":"https:\/\/data-flair.training\/blogs\/","name":"DataFlair","description":"Learn Today. 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