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sorting array value without using built in php like sort() etc
In PHP

sorting array value without using built in php like sort() etc

1 Min Read

Sorting array value without using built in php like sort() etc Bubble sort in php <?php $array =array(‘2′,’4′,’8′,’5′,’1′,’7′,’6′,’9′,’10’,’3′); echo ‘Unsorted array’; print_r($array); for($i = 0; $i<count($array); $i++){ for($j = 0; $j <count($array)-1; $j++){ if($array[$j] > $array[$j+1]){ $temp = $array[$j+1]; $array[$j+1] = $array[$j]; $array[$j] = $temp; } } } echo ‘Sorted array’; print_r($array); ?> Reverse Order Sorting <?php $array = array(‘2′,’4′,’8′,’5′,’1′,’7′,’6′,’9′,’10’,’3′); echo ‘Unsorted array’; print_r($array); for($i = 0; $i<count($array); $i++){ for($j = 0; $j <count($array)-1; $j++){…

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Composer require runs out of memory. PHP Fatal error: Allowed memory size of 1610612736 bytes exhausted
In Composer

Composer require runs out of memory. PHP Fatal error: Allowed memory size of 1610612736 bytes exhausted

1 Min Read

Composer require runs out of memory. PHP Fatal error: Allowed memory size of 1610612736 bytes exhausted To get the current memory_limit value, run: php -r “echo ini_get(‘memory_limit’).PHP_EOL;” Check php configuration file php –ini sudo nano /usr/local/etc/php/7.4/php.ini Try increasing the limit in your php.ini file (ex. /etc/php5/cli/php.ini for Debian-like systems): ; Use -1 for unlimited or define an explicit value like 2G memory_limit = -1

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In PHP

Add Remove Input Fields Dynamically using jQuery

1 Min Read

Step 1: Create Database Table CREATE TABLE `info` ( `id` int(11) NOT NULL, `name` varchar(255) NOT NULL ) ENGINE=InnoDB DEFAULT CHARSET=utf8; Step 2: Create index.php File <html> <head> <title>jQuery Add & Remove Dynamically Input Fields in PHP</title> </head> <body> <h1>jQuery Add & Remove Dynamically Input Fields in PHP</h1> <form name=”add_me” id=”add_me”> <table id=”dynamic”> <input type=”text” name=”name[]” placeholder=”Enter Your Name” /> <button type=”button” name=”add” id=”add_input”>Add</button> </table> <input type=”button” name=”submit” id=”submit” value=”Submit” /> </form> <script src=”https://cdnjs.cloudflare.com/ajax/libs/jquery/3.0.0-rc1/jquery.min.js”></script> <script>…

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In PHP

Web Scraping Techniques in php

1 Min Read

<?php $html = file_get_contents(‘https://www.practo.com/search?results_type=doctor’); //get the html returned from the following url $pokemon_doc = new DOMDocument(); libxml_use_internal_errors(TRUE); //disable libxml errors if(!empty($html)){ //if any html is actually returned $pokemon_doc->loadHTML($html); libxml_clear_errors(); //remove errors for yucky html $pokemon_xpath = new DOMXPath($pokemon_doc); //get all the h2’s with an id $pokemon_row = $pokemon_xpath->query(‘//h2[@class]’); if($pokemon_row->length > 0){ foreach($pokemon_row as $row){ echo $row->nodeValue . “<br/>”; } } } ?> Read More: https://gist.github.com/anchetaWern/6150297

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In PHP

How to export HTML table to excel or pdf in PHP

1 Min Read

<?php header(‘Content-type: application/excel’); $filename = ‘filename.xls’; header(‘Content-Disposition: attachment; filename=’.$filename); $data = ‘<html xmlns:x=”urn:schemas-microsoft-com:office:excel”> <head> <title>Page Title</title> </head> <body> <table><tr><td>Cell 1</td><td>Cell 2</td></tr></table> </body></html>’; echo $data; ?>

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In PHP

How to Connect HTML Form with MySQL Database using PHP

2 Mins Read

https://youtu.be/4p4kI60POYs <?php //index.php $error = ”; $name = ”; $email = ”; $subject = ”; $mobile = ”; $message = ”; function clean_text($string) { $string = trim($string); $string = stripslashes($string); $string = htmlspecialchars($string); return $string; } if(isset($_POST[”submit”])) { if(empty($_POST[”name”])) { $error .= ‘<p><label class=”text-danger”>Please Enter your Name</label></p>’; } else { $name = clean_text($_POST[”name”]); if(!preg_match(“/^[a-zA-Z ]*$/”,$name)) { $error .= ‘<p><label class=”text-danger”>Only letters and white space allowed</label></p>’; } } if(empty($_POST[”email”])) { $error .= ‘<p><label class=”text-danger”>Please Enter your…

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In PHP

Data Store in CSV File Using PHP

3 Mins Read

https://youtu.be/Cw8mCIK2oIY Create index.php file and put code inside of index.php file In this tutorial, we will learn how to data store inside of CSV file using PHP. CSV is a comma-separated value file in which it stores tabular data in plain text format. It stores one record in one line and for the second record, it will store in the second line. <?php //index.php $error = ”; $name = ”; $email = ”; $subject =…

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In PHP

PHP 5 vs PHP 7

2 Mins Read

There are many differences between PHP 5 and 7. Some of the main points are: Performance: PHP 7: Performance speed is double. Average requests per second are 44 when it is 22 in php5. PHP 5: Performance is low compared to php7. Return Type: In PHP 5, the programmer is not allowed to define the type of return value of a function which is the major drawback. But in PHP 7, this limitation is overcome…

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