phponlinetutorial

codeigniter interview questions and answers for 2 year experience 1.what is the Codeigniter? Ans: Codeigniter is open source, webapplication a PHP framework. Codeigniter is loosely based on MVC pattern simple framework in php. 2.What is the current version of codeigniter? The lastest version 2.2.0 till 6-05-2014. 3.what are the features of codeigniter? Ans: 1. codeigniter is open source, webapplication framework. 2.codeigniter is light weight framework. 3.codeigniter faster than any other farmework. 4.codeigniter search engine friendly urls generator. 5.codeigniter is easy exensible. 4. Explain codeigniter file structure. Application -cache -config -controllers -core -errors -helpers -hooks -languages -logs -models- -thirdparty -view system -core -database -fonts -helpers -language -libraries what is mvc framework?  Controller: The controller serves as an intermediary between the model and view. MOdel: The model represents your data stru...

file_exists not working php file_exits doesn't support remote URLs. php file functions: if  php file_exits not working. we can try this one  if (fopen($fileexitesnotworking, "r")){ echo "file exits" }else { echo "not"; }

how to check if user is login are not in drupal Ans: if (user_is_logged_in()) { // Do something. }    are global $user;    if($user->uid!=0){    echo "Logged In";    }    else{    echo "Not logged in";    }

how to get the user role in drupal Ans: <?php $GLOBALS['user']->roles; ?>

how to i get the current drupal themes path? global $theme; $path = drupal_get_path('theme', $theme); // there's also a $theme_path global global $theme_path;

drupal folder structure explained /includes: Drupal api files are include here.   /database   /mysql   /pgsql   /sqlite   /filetransfer /misc :javascript file and images here.   /farbtastic   /ui   /images /modules : Drupal core modules here. /profiles : installation profiles here   /minimal   /standard   /testing /scripts : shell scripts for developers and administrators here. /sites : all files that are added by a developer to create a site here.   /all      /modules      /themes  /default /themes:  php files: authorize.php cron.php index.php install.php update.php xmlrpc.php htaccess text files: web upgrade robots readme maintainers licenes install

what is an array? Ans: An array stores multiple values in one single variable how to get the first value of an array in php Ans:current() also works on objects: <?php   echo current((object) array('one', 'two')); // Outputs: one ?> And echo reset($arr); $firstValue = each($array)[1]; how to get the last value of an array in php Ans: echo end($array); 3.adding an element in beginning of array Ans: $queue = array("orange", "banana"); array_unshift($queue, "apple", "raspberry"); 4.Insert "elements" to the end of an array Ans: $a=array("red","green"); array_push($a,"blue","yellow"); 5. how to delete the last element of an array in php Ans: $stack = array("orange", "banana", "apple", "raspberry"); $fruit = array_pop($stack); 6. how to delete the first element of an array in php Ans: $stack = array(...