Tutorial by Examples: php

<?php $path = 'test_php_upload.txt'; $fp = fopen($path, 'rb'); $size = filesize($path); $cheaders = array('Authorization: Bearer <ACCESS_TOKEN>', 'Content-Type: application/octet-stream', 'Dropbox-API-Arg: {"path":"/test/'.$path.'...

<?php $headers = array("Authorization: Bearer <ACCESS_TOKEN>", "Content-Type: application/json"); $ch = curl_init('https://api.dropboxapi.com/2/users/get_space_usage'); curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); curl_setopt($ch, CURLOPT_POS...

<?php $parameters = array('path' => '','include_deleted' => true,'recursive' => true); $headers = array('Authorization: Bearer <ACCESS_TOKEN>', 'Content-Type: application/json'); $curlOptions = array( CURLOPT_HTTPHEADER => $headers, C...

Method Chaining is a technique explained in Martin Fowler's book Domain Specific Languages. Method Chaining is summarized as Makes modifier methods return the host object, so that multiple modifiers can be invoked in a single expression. Consider this non-chaining/regular piece of code (ported...

The following will retrieve a channel object for the twitch channel and echo the response. $channelsApi = 'https://api.twitch.tv/kraken/channels/'; $channelName = 'twitch'; $clientId = '...'; $ch = curl_init(); curl_setopt_array($ch, array( CURLOPT_HTTPHEADER=> array(...

If you want to add custom.js script that is located in the js/ folder of your theme, you'll need to enqueue it. In functions.php add <?php add_action( 'after_setup_theme', 'yourtheme_theme_setup' ); if ( ! function_exists( 'yourtheme_theme_setup' ) ) { function yourtheme_theme_setup()...

Any PHP expression within double curly braces {{ $variable }} will be echoed after being run through the e helper function. (So html special characters (<, >, ", ', &) are safely replaced for the corresponding html entities.) (The PHP expression must evaluate to string, otherwise an ...

If you want to include PHP code in your HTML file and you don't want to rename the file type from .html or .htm to .php, the below allows your HTML file to parse your PHP code correctly. AddHandler application/x-httpd-php .html .htm

Warning It is imperative that phpinfo is only used in a development environment. Never release code containing phpinfo into a production environment Introduction Having said that, it can be a useful tool in understanding the PHP environment (OS, configuration, versions, paths, modules) in which ...

Below are the PHP5 SuperGlobals $GLOBALS $_REQUEST $_GET $_POST $_FILES $_SERVER $_ENV $_COOKIE $_SESSION $GLOBALS: This SuperGlobal Variable is used for accessing globals variables. <?php $a = 10; function foo(){ echo $GLOBALS['a']; } //Which will print 10 Glo...

<?php class MyClass { ... } class OtherClass { ... } ?> Any class that has the same name as it's file name will be auto loaded by Silverstripe. OtherClass will be loaded too because it is in a file which is being read. MyPage.php <?php class MyPage_Controller e...

This will only install PHP. If you wish to serve a PHP file to the web you will also need to install a web-server such as Apache, Nginx, or use PHP's built in web-server (php version 5.4+). If you are in a Ubuntu version below 16.04 and want to use PHP 7 anyway, you can add Ondrej's PPA repo...

Test methods often need data to be tested with. To test some methods completely you need to provide different data sets for every possible test condition. Of course, you can do it manually using loops, like this: ... public function testSomething() { $data = [...]; foreach($data as $dat...

You should always use <?php ?> tags or short-echo tags <?= ?>. Other variations (in particular, short tags <? ?>) should not be used as they are commonly disabled by system administrators. When a file is not expected to produce output (the entire file is PHP code) the closing ?&gt...

Imagine that we have a class Math.php with logic of calculating of fiobanacci and factorial numbers. Something like this: <?php class Math { public function fibonacci($n) { if (is_int($n) && $n > 0) { $elements = array(); $elements[1] = 1; ...

We can load components in two ways. By initialize or override $components property in Controller By using loadComponent() method in initialize() method of Controller. Way-1 It should be override loading component by AppsController.php load one or more component class UsersController extend...

First thing to do is enable the mod rewrite on wamp go to Apache modules and scroll down the list If not showing tick enable it and then restart all servers. Linux users can also use below terminal command to enable rewrite module sudo a2enmod rewrite Then restart apache using: sudo service...

<?php $ch = curl_init(); //curl handler init curl_setopt($ch,CURLOPT_URL,"http://www.google.com/search?q=curl"); curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);// set optional params curl_setopt($ch,CURLOPT_HEADER, false); $result=curl_exec($ch); ...

You can use the following code for going back and forward. if (!function_exists('codepoint_encode')) { function codepoint_encode($str) { return substr(json_encode($str), 1, -1); } } if (!function_exists('codepoint_decode')) { function codepoint_decode($str) { re...

You can use the following code for going back and forward. if (!function_exists('mb_internal_encoding')) { function mb_internal_encoding($encoding = NULL) { return ($from_encoding === NULL) ? iconv_get_encoding() : iconv_set_encoding($encoding); } } if (!function_exists('mb_c...