Using single jQuery Ajax function/Call to load child drop down based on Parent drop down selection instead of multiple functions. <script type="text/javascript"> $(document).ready( function() {         // All in On RNS Ajax Call     $('.rnscall').on('change', function(){                var val = $(this).find('option:selected').val();         var rnsid=this.id;         if(rnsid=="proj_city_id") {             var dataString = 'city_id='+val+'&drop=loc'; var rnsresult="#proj_loc_id";         } else if(rnsid=="proj_type") {             var dataString = 'type_id='+val+'&drop=subtype'; var rnsresult="#proj_subtype";         }         $.a...

The imap extension comes as standard with the PHP installation. You just need to enable it in your php.ini   Enable IMAP in XAMPP: You need to configure your php.ini file to enable IMAP extension Search for the line ;extension=php_imap.dll and remove semicolon(;) and restart your xampp. The line should look like as mentioned below. extension=php_imap.dll Note : New php version does not have dll anymore. The default php.ini should already contain a line to load the extension but commented out: ;extension=imap Remove semicolon from above like below extension=imap Enable IMAP in Linux: If you are using LAMP server, First install IMAP using the command on terminal $ sudo apt-get install php5-imap To enable IMAP, run the following command. sudo phpenmod imap Restart apache server with below command sudo service apache2 restart

The below simple php function is used to update data into MySql database with out manually filling the update mysql query with input filed names. Function: function update_Defined($table, $data, $condition){     // update('table', array_map('trim',$_POST),'id='.$_POST['p_id']);     global $db;     $query = "UPDATE `" . $table . "` SET ";     $fis = array(); $vas = array();        foreach ($data as $field => $val){         $fis[] = "`$field`";         $vas[] = "'" . mysqli_real_escape_string($db,$val) . "'";     }        foreach ($fis as $key => $field_name) {         $fields[$key] = $field_name;         if (isset($vas[$key])) {             $fields[$key] .=...

The below simple php function is used to insert data into MySql database with out manually filling the insert mysql query with input filed names. Function: function insert_Defined($table, $array,$ins=''){   // insert('table', array_map('trim',$_POST));     global $db;     $query = "INSERT INTO" . ' ' . $table;     $fis = array(); $vas = array();         foreach ($array as $field => $val) {         $fis[] = "`$field`";         $vas[] = ($val != "NOW()") ? "'" . mysqli_real_escape_string($db,$val) . "'" : "NOW()";     }         $query .= "(" . implode(",", $fis) . ") VALUES (" . implode(",", $vas) . ")";     //echo $query;exit;     Query($query);if(!empty($ins)){$ins_id=mysqli_insert_id($db);return $ins_id;} } Form: ...

The below function is used to calculate number of working days in a month. Function Calling: $no_days= rns_countDays ($row['date'],array(0, 6)); Function: function rns_countDays($date, $ignore) {      //echo countDays(array(0, 6), start_date, end_date);     $count = 0;     $ndays=0;     $now=date("Y-m-d");     $month=date("m",strtotime($date));     $year=date("y",strtotime($date));            if($month==date("m") && $year==date('y')) { //Date diff month start date to current date         $from_date = new DateTime($year.'-'.$month.'-01');         $to_date = new DateTime($now);         $days_diff=$from_date->diff($to_date); //echo $days_diff->d;         $ndays=$days_diff->format("%a");     ...

Today eabhyas come up with a Query String function. This function is useful to get the Query String from URL. This Function is used to get current filename with first parameter(Query String) from URL using PHP function . Function: function rns_QueryString_first($incomingURL){     preg_match('/[^&]+/', $incomingURL, $match);     return $outgoingURL = $match[0]; } Example: $path="property_add?id=3&aa=aa&b=123"; define('RNSFIFQ', rns_QueryString_first($path)); echo RNSFIFQ; Output: property_add?id=3

This simple PHP function is used to Remove Duplicate QueryStrings from URL. Function: function rnsQueryString_dupremov($qstring){     if(!empty($qstring)) {     $vars = explode('&', $qstring);     $final = array();     if(!empty($vars)) {         foreach($vars as $var) {             $parts = explode('=', $var);                 $key = $parts[0];             if(!empty($parts[1])) { $val = $parts[1]; } else {$val="";}                 if(!array_key_exists($key, $final) && !empty($val))                 $final[$key] = $val;         }     }     return...

New EBS Version 3 Integration kit , based on PHP platform, can be downloaded from the following link: https://support.ebs.in/app/ind ex.php?/default_import/Knowled gebase/Article/View/620/29/ version-3-php-integration-kit Integration Guide can be downloaded through: https://support.ebs.in/app/ind ex.php?/Knowledgebase/Article/ View/651/29/ebs_integration_ guide_301 To fetch your secret key kindly login to your merchant console panel ( secure.ebs.in ) and navigate to Account >> Settings. (Login credentials will be automatically triggered to registered email id, once the account is made LIVE from our end) Kindly note that by default your EBS account is configured to use SHA512 as the hashing algorithm in the payment page template. Method to calculate the hash for request parameters: MD5/SHA1/SHA512: Hash should be calculated for all posting parameters along with your secret key. First, all the posting parameters should be sorted in ascending order and then with the secret ke...

The below PHP function used to Populate HTML Dropdown List from Array Values. Function : <?php function rnsdrop_Array($arr,$selids,$title='Select'){     print"<option value='0'>".$title."</option>";     foreach($arr as $id =>$name) {     if($selids==$id && $id!=0)         print "<option value=\"".$id."\" selected>".stripslashes($name)."</option>\r\n";     else if($id!=0)         print "<option value=\"".$id."\">".stripslashes($name)."</option>\r\n";     } } ?>   The below example explains how to generate dropdown list with array values using simple PHP function.   Example: <?php $arr=array(0=>'-',1=>'East','West','North','South'); rnsdrop_Array($prop_facing, @$row['prop_facing'],"Select Property Fac...

A barcode is an optical, machine-readable, representation of data, the data usually describes something about the object that carries the barcode.We will use PHP to generate Barcode in this tutorial. In this script, we are using coding which will generate barcodes in barcode format Code 128 . First, we will create index.php which will ask for the user input for which Barcode has to be created PHP Barcode Generator <fieldset><legend>Detail Informations</legend><form action="createbarcode.php" method="post"><b>Enter Your Code </b><input name="barcode" type="text" /><input type="submit" value="Create Barcode" /></form></fieldset> Now we will create createbarcode.php which will call function from Barcode code128 class for creating barcode <? php include('barcode128.php'); // include php barcode 128 class // design our barcode display echo...

Some Common MySql Interview Questions and Answers For Experienced + Freshers Which mostly asked my interviewer during interview session, As you know MySql is highly popular relational database and good compatible with open source languages like PHP. Following list of basic Mysql question and answer surely help developers for getting new jobs. MySql Interview Questions and Answers Question: What is MySQL? MySQL is an open source relational database management system (RDBMS) that uses Structured Query Language, the most popular language for adding, accessing, and processing data in a database. Because it is open source, anyone can download MySQL and tailor it to their needs in accordance with the general public license. MySQL is noted mainly for its speed, reliability, and flexibility.   Question: Why MySQL is used? MySQL database server is reliable, fast and very easy to use. This software can be downloaded as freeware and can be downloaded from the internet   Ques...

base64_encode and base64_decode: (PHP 4, PHP 5, PHP 7) base64_encode — Encodes data with MIME base64 Syntax: string base64_encode ( string $data ) Encodes the given data with base64.   Example: <?php $str = 'eabhyas.blogspot.com'; echo base64_encode($str); ?> Output:   ZWFiaHlhcy5ibG9nc3BvdC5jb20= (PHP 4, PHP 5, PHP 7) base64_decode — Decodes data encoded with MIME base64 Syntax: string base64_decode ( string $data [, bool $strict = false ] ) Decodes a base64 encoded data . Example: <?php $str = 'ZWFiaHlhcy5ibG9nc3BvdC5jb20='; echo base64_decode($str); ?> Output:   eabhyas.blogspot.com Function : <? function sscb64ende($s,$t=0){     if($t==0){         $v=base64_encode($s);         $v = strtr($v, '+/=', '-_,');     } else {      ...

Solution is based on the array_search() function. You need to use PHP 5.5.0 or higher. $userdb=Array ( (0) => Array     (         (uid) => '100',         (name) => 'Sandra Shush',         (url) => 'urlof100'     ), (1) => Array     (         (uid) => '5465',         (name) => 'Stefanie Mcmohn',         (pic_square) => 'urlof100'     ), (2) => Array     (         (uid) => '40489',         (name) => 'Michael',         (pic_square) => 'urlof40489'     ) ); Solution-1: function myfunction($products, $field, $value) {    foreach($products as $key ...

If you have a dinamic website and want to allow your visitors to use the back button after they sent a form with the post method, the best combination I found was: <?php header("Expires: Sat, 01 Jan 2000 00:00:00 GMT"); header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT"); header("Cache-Control: post-check=0, pre-check=0",false); session_cache_limiter("must-revalidate"); // and after you start the sessionsession_start(); ?> I try some combinations using header("Cache-Control: no-cache, must-revalidate"), but when clicking the back button, the last changes in the form back to their previous states. The combination above works fine with IE 6.x. I didn't test this with other browsers. When I try something like session_cache_limiter("nocache, must-revalidate") it doesn't work. The page only updates when I used the browser's refresh button. In dynamic web sites this is not g...

How can I explode a string by one or more spaces or tabs? Example: A      B      C      D   To separate by tabs: $comp = preg_split("/[\t]/", $var);   To separate by spaces/tabs/newlines: $comp = preg_split('/\s+/', $var);   To seperate by spaces alone: $comp = preg_split('/ +/', $var);

1) Explain what is CodeIgniter? Codeigniter is an open source framework for web application. It is used to develop websites on PHP. It is loosely based on MVC pattern, and it is easy to use compare to other PHP framework. 2) Explain what are hooks in CodeIgniter? Codeigniter’s hooks feature provides a way to change the inner working of the framework without hacking the core files. In other word, hooks allow you to execute a script with a particular path within the Codeigniter. Usually, it is defined in application/config/hooks.php file. The hooks feature can be globally enabled/disabled by setting the following item in the application/config/config.php file: $config[‘enablehooks’] = TRUE; 3) Explain how you will load or add a model in CodeIgniter? Within your controller functions, models will typically be loaded; you will use the function $this->load->model (‘Model_Name’); 4) Explain what helpers in CodeIgniter are and how you can load a helper file? In CodeIgniter,...