PHP

Example of how to specify the default value for a php function Php function specifies the default value -bbs.it-home.org Function printMe ($ param = NULL) { Print $ param; }

Analysis of Program Design Principles of intra-group messaging Php_user_info -------------------- Uid username password User id, user name, and password -------------------- 2. the table that saves

Php functions for reading files in folders and folders /** * Functions used to read folders and files * Edit: bbs.it-home.org * */ Function GetFoldersAndFiles ($ resourceType, $

PHP lunar calendar to lunar calendar implementation code /** ** PHP lunar calendar to lunar calendar * By bbs.it-home.org */ Class Lunar { Var $ MIN_YEAR = 1891; Var $ MAX_YEAR = 2100;

MySQL class that supports read/write splitting implemented by php /** * MySQL read/write splitting * $ Db_config = array ( * 'Master' => array ('host' => 'localhost: 100', 'user' => 'admin',

What should I know about PHP programming? This article will introduce you to what you need to know when learning php programming? Php beginners should read this article carefully, which will be very enlightening.What do I need to know about

Example of phpheader function usage (1) Print ""; // The cache file is normally read. ?> Print ""; // adds a unique number to make the browser request again W // print ""; ?>

How php judges whether the wap mobile client is used // If HTTP_X_WAP_PROFILE exists, it must be a mobile device. If (isset ($ _ SERVER ['http _ X_WAP_PROFILE ']) { Return true; } Analysis: By

Difference between mysql and mysqli This article introduces some differences between mysql and mysqli in php. For more information, see.Difference between mysql and mysqli: Mysql and Mysqli (Mysql Improved) are two library functions (or

Usage of the phpob_start () cache function This article introduces the usage of the ob_start () function used for cache control in php. For more information, see.In php, the ob_start () function is used to open the buffer. for example, if

Php multi-threaded function for downloading multiple remote files This article introduces a function implemented in php that can download multiple remote files through multiple threads. For more information, see.Run the following code to

Code example for CodeIgniter to upload images Share a piece of code for CodeIgniter to upload images. for a friend studying the php framework of CodeIgniter, you can make a reference.I used the CodeIgniter Upload class to upload images. I

Php reference (& amp;) symbol details $ A = "ABC "; $ B = & $; Echo $ a; // output here: ABC Echo $ B; // output here: ABC $ B = "EFG "; Echo $ a; // Here, the value of $ a is changed to EFG,

Php multi-thread webpage capture code sharing This article introduces how to use php to capture web page code with multiple threads. For more information, see.In php, you can use Curl to complete various file transfer operations, such as

Do not write at the end of the PHP file? What are the benefits of & amp; gt; // This is B. php Include a. php Session_start (); ?> I have seen that many php files do not contain the php

Php regular expression check for JSON format $ Json_string = json_encode (array ( 'Blog .9696e.com' )); Echo preg_match ('/[^, :{}\ [\] 0-9. \-+ Eaeflnr-u \ n \ r \ t]/', $ json_string )? 'Yes': 'no ';

Php batch update of database table prefixes $ Database = "databaseName"; // database name $ User = "root"; // database username $ Pwd = "pwd"; // database password $ Replace = 'pre _ '; // The

Tips on using PHP arrays $ Arr = array ( Array ('id' => 1, 'CID' => 1, 'Country' => 'China', 'Province '=> 'hunan '), Array ('id' => 2, 'CID' => 1, 'Country' => 'China', 'Province '=> 'hunan '),

PHP custom function round_pad_zero rounded to decimal places and zero /** * Rounded to and zero * By bbs.it-home.org */ Function round_pad_zero ($ num, $ precision) { If ($ precision

Example of PHP filtering post and get sensitive data /** * Batch filter of post and get sensitive data * By bbs.it-home.org */ If (get_magic_quotes_gpc ()){ $ _ GET =