{"id":135474,"date":"2024-06-11T10:55:27","date_gmt":"2024-06-11T05:25:27","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=135474"},"modified":"2024-06-11T10:55:27","modified_gmt":"2024-06-11T05:25:27","slug":"php-interview-questions-and-answers-for-while-loop-part-2","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/","title":{"rendered":"PHP Interview Questions and Answers for While Loop Part – 2"},"content":{"rendered":"

Program 1<\/h3>\n
<html>\r\n    <head><title>PHP Loops<\/title>\r\n    <body>\r\n     <center>\r\n  \r\n<?php\r\n   \/\/ Program for reverse of numbedr\r\n\r\n    \/\/  $n=245;\r\n    \/\/   $s=0;\r\n     \r\n    \/\/    while($n!=0)    \r\n    \/\/    {\r\n    \/\/           $r=$n%10;   \r\n    \/\/           $s=$s+$r;   \r\n    \/\/           $n=$n\/10; \r\n    \/\/    }\r\n    \/\/    echo \"<br>Addition is=\".$s;\r\n\r\n\r\n      \/\/ Program for addition of individual digit   123 === 1 +2 +3\r\n \r\n      $n=245;\r\n      $s=0;\r\n\r\n       while($n!=0)    \r\n       {\r\n              $r=($n%10);   \r\n              $s=$s*10+$r;   \r\n              $n=(int)($n\/10); \r\n       }    \r\n\r\n      echo $s;\r\n\r\n    \r\n \/* \r\n    \/\/ find out reverse of number  123\r\n    \/\/ number is palindrom or not\r\n    \/\/ armstrong or not\r\n *\/\r\n     \r\n?>\r\n<\/center>\r\n<\/body>\r\n<\/html><\/pre>\n
Program 2<\/h3>\n
<html>\r\n    <head><title>PHP Loops<\/title>\r\n    <body>\r\n     <center>\r\n  \r\n<?php\r\n   \/\/153\r\n    \/\/  1 + 125 +27=153\r\n    \/\/ Armstrong \r\n       $n=123;\r\n       $m=$n;\r\n       $s=0;\r\n        while($n<>0)    \r\n        {\r\n               $r=$n%10;   \r\n               $s=$s+($r*$r*$r);   \r\n               $n=(int)($n\/10); \r\n        }\r\n      \/\/   echo \"Reverse of \".$m.\" is \".$s;\r\n       if($m==$s)\r\n         echo \"Number is armstrong\";\r\n        else\r\n        echo \"Number is not armstrong\"; \r\n\r\n          \/\/\/ prime or not\r\n          \/\/ n power p  n to power p\r\n\r\n\r\n\r\n\r\n    \/\/ Reverse of Number\r\n    \/\/    $n=656;\r\n    \/\/    $m=$n;\r\n    \/\/    $s=0;\r\n    \/\/     while($n<>0)    \r\n    \/\/     {\r\n    \/\/            $r=$n%10;   \r\n    \/\/            $s=$s*10+$r;   \r\n    \/\/            $n=(int)($n\/10); \r\n    \/\/     }\r\n    \/\/   \/\/   echo \"Reverse of \".$m.\" is \".$s;\r\n    \/\/    if($m==$s)\r\n    \/\/      echo \"Number is Palindrom\";\r\n    \/\/     else\r\n    \/\/     echo \"Number is not Palindrom\";\r\n?>\r\n<\/center>\r\n<\/body>\r\n<\/html><\/pre>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
Program 1 <html> <head><title>PHP Loops<\/title> <body> <center> <?php \/\/ Program for reverse of numbedr \/\/ $n=245; \/\/ $s=0; \/\/ while($n!=0) \/\/ { \/\/ $r=$n%10; \/\/ $s=$s+$r; \/\/ $n=$n\/10; \/\/ } \/\/ echo “<br>Addition is=”.$s;...<\/p>\n","protected":false},"author":86671,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31445],"tags":[32377,32375,21772,32374,32332,32333,32378,32376],"class_list":["post-135474","post","type-post","status-publish","format-standard","hentry","category-php-tutorials","tag-best-interview-questions-and-answers-using-while-loop","tag-interview-questions-and-answers-using-while-loop-in-php","tag-php","tag-php-interview-questions-using-while-loop","tag-php-practical","tag-php-program","tag-top-interview-questions-and-answers","tag-while-loop-interview-questions-in-php"],"yoast_head":"\nPHP Interview Questions and Answers for While Loop Part - 2 - 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\/php-interview-questions-and-answers-for-while-loop-part-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PHP Interview Questions and Answers for While Loop Part - 2 - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 <html> <head><title>PHP Loops<\/title> <body> <center> <?php \/\/ Program for reverse of numbedr \/\/ $n=245; \/\/ $s=0; \/\/ while($n!=0) \/\/ { \/\/ $r=$n%10; \/\/ $s=$s+$r; \/\/ $n=$n\/10; \/\/ } \/\/ echo "<br>Addition is=".$s;...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/\" \/>\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=\"2024-06-11T05:25:27+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":"PHP Interview Questions and Answers for While Loop Part - 2 - 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\/php-interview-questions-and-answers-for-while-loop-part-2\/","og_locale":"en_US","og_type":"article","og_title":"PHP Interview Questions and Answers for While Loop Part - 2 - DataFlair","og_description":"Program 1 <html> <head><title>PHP Loops<\/title> <body> <center> <?php \/\/ Program for reverse of numbedr \/\/ $n=245; \/\/ $s=0; \/\/ while($n!=0) \/\/ { \/\/ $r=$n%10; \/\/ $s=$s+$r; \/\/ $n=$n\/10; \/\/ } \/\/ echo \"<br>Addition is=\".$s;...","og_url":"https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/","og_site_name":"DataFlair","article_publisher":"https:\/\/www.facebook.com\/DataFlairWS\/","article_published_time":"2024-06-11T05:25:27+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\/php-interview-questions-and-answers-for-while-loop-part-2\/#article","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/"},"author":{"name":"TechVidvan Team","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/0e594f928e31fc96628ac40f6ae74f49"},"headline":"PHP Interview Questions and Answers for While Loop Part – 2","datePublished":"2024-06-11T05:25:27+00:00","mainEntityOfPage":{"@id":"https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/"},"wordCount":13,"commentCount":0,"publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"keywords":["best interview questions and answers using while loop","interview questions and answers using while loop in php","PHP","php interview questions using while loop","php practical","php program","top interview questions and answers","while loop interview questions in php"],"articleSection":["PHP Tutorials"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/","url":"https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/","name":"PHP Interview Questions and Answers for While Loop Part - 2 - DataFlair","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/#website"},"datePublished":"2024-06-11T05:25:27+00:00","breadcrumb":{"@id":"https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/data-flair.training\/blogs\/php-interview-questions-and-answers-for-while-loop-part-2\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Blog Home","item":"https:\/\/data-flair.training\/blogs\/"},{"@type":"ListItem","position":2,"name":"PHP Tutorials","item":"https:\/\/data-flair.training\/blogs\/category\/php-tutorials\/"},{"@type":"ListItem","position":3,"name":"PHP Interview Questions and Answers for While Loop Part – 2"}]},{"@type":"WebSite","@id":"https:\/\/data-flair.training\/blogs\/#website","url":"https:\/\/data-flair.training\/blogs\/","name":"DataFlair","description":"Learn Today. 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