PHP Tutorials

In Python and Golang there is a way to return multiple values at the same time, in fact, PHP can, but compared to Python and Golang a little more trouble, here is a simple demo example, here is a list function function

/*** * @project Bar Graph Program * @license GPL * @package * @file grapbar.php * @date 2007-4-3 * @version 1.0 * @last Modified * Define Column chart (column chart) class * * Note that before

!--? PHP //operation of the file itself //copy () copy file //unlink () Delete file //ftruncate () truncate the file Break to the specified length //rename () rename file or directory

Class FileUpload { Private $filepath; Specify the path where the upload file is saved Private $allowtype =array (' gif ', ' jpg ', ' png ', ' jpeg '); The type of file that is allowed to upload Private $maxsize = 1000000; Maximum

PHP images are converted to ASCII, and can be displayed directly from a string after conversion. Ascii $image = ' image.jpg '; Supports http if Allow_url_fopen is enabled $image = file_

PHP has an extension to support DES encryption algorithm, is: Extension=php_mcrypt.dll Opening this extension in a configuration file is not yet available in the Windows environment It is necessary to copy the Libmcrypt.dll under the PHP folder to

Suppose the server-side upload file processing script upload.php: Print_r ($_post); Print_r ($_files); Copy Code 1, using the default method of CURL If the PHP file is UTF8

PHP Gets the first letter [PHP] Code $d = Array ( Array ("A",-20319), Array ("AI",-20317), Array ("an",-20304), Array ("Ang",-20295), Array ("AO",-20292), Array ("BA",-20283), Array ("Bai",-20265

Simple browser detection $is _lynx = $is _gecko = $is _winie = $is _macie = $is _opera = $is _ns4 = $is _safari = $is _chrome = false; if (Strpos ($_server[' http_user_agent '), ' Lynx ')!== false) { $is _lynx = true; }

!--? php /** * "Lottery" function * * @param integer $first start number * @param integer $last end number * @param integer $total number of winners * * @return String

Because of the needs of the project, the local server needs to receive data, and then forward the data to another server, it is necessary to use the analog POST request to send data, of course, the data also contains file streams. Curl is one of the

The Mandrill is a powerful SMTP provider. Developers tend to use a third-party SMTP provider to get better delivery of their shipments. In the following function, you need to put "mandrill.php" in the same folder as the PHP file so that you can use

This PHP class can add files to an array at a time, and then package the added files into a zip /* $Id: Zip.lib.php,v 1.1 2004/02/14 15:21:18 anoncvs_tusedb EXP $ */ Vim:expandtab sw=4 ts=4 sts=4: /** * Zip file

PHP calculates the distance between two coordinates (longitude, latitude) and returns the result as meters or kilometers function distance ($lat 1, $lng 1, $lat 2, $lng 2, $miles = True) { $pi = m_pi/180; $lat 1 *= $PI 8

Class SMTP { var $smtp _port; var $time _out; var $host _name; var $log _file; var $relay _host; var $debug; var $auth; var $user; var $pass; var $sock; function smtp ($relay _host = "",

Configuration database Define (' Db_host ', ' 127.0.0.1 '); Server address Define (' Db_user ', ' root '); User name Define (' Db_pass ', '); Password Define (' Db_databasename ', ' Fenxiao '); Database

/** * Auther soulence * Call Data class file * Modify 2015/06/12 */ Class Dbconnect { Private $dbname = null; Private $pdo = null; Private $persistent = false; Private $statement = null; Private

Class Phpzip { function Zip ($dir, $zipfilename) { if (@function_exists (' gzcompress ')) { $curdir = GETCWD (); if (Is_array ($dir)) { $filelist = $dir; } Else { $filelist =

Baidu translation Interface class /** * Baidu Developer Center: http://developer.baidu.com/ * Baidu Translation Api:http://developer.baidu.com/wiki/index.php?title=docs */ Class baiduapi{ /** * $

Benchmark test Tool (AB)What is AB?AB is a command-line-based tool that can run on Windows and Linux platforms.Why Use this tool?Easy to use, enter a small number of command options to produce results, and easy to install.Install ABWin: If the local