PHP Tutorials

(1) PHP array processing common functions array_change_key_case-returns an array of string key names that are all lowercase or uppercasearray_chunk-splits an array into multiple Array_combine-creates an array with the value of an array as its key

Phpdocument Code Comment Specification 1. Install Phpdocumentor (not recommended for command line installation)Download the latest version of Phpdoc in http://manual.phpdoc.org/In the Web server directory so that the browser can access theClick the

PHP handling of case-sensitive issues is messy, writing code may occasionally problem, so here to summarize. But I'm not encouraging you to use these rules. We recommend that you always adhere to the "case sensitive" and follow the Uniform Code

PHP uses Curl Functions to complete a variety of transfer file operations, such as simulating the browser to send Get,post requests, and so on, but because the PHP language itself does not support multi-threading, so the development of the crawler

In PHP development, we encounter the cross-domain is mainly tangled in IE, the page iframe or frame or JS cross-domain, IE has a security policy limit pages without cookies, but if we add P3P, there is no restriction of this strategy. This is also

This article mainly introduces PHP can generate thumbnails of the file upload class, give the complete class file code and its corresponding usage example, very practical value, the need for friends can refer to the following This article describes

PHP prohibits frequent access to the same IP to prevent the site from being protected against attack or collection of code /** Prevent the website from being protected against attack code by prohibiting frequent IP access*design by

For most password encryption, we can use MD5, SHA1 and other methods. Can effectively prevent data breaches, but these methods apply only to data encryption that does not need to be restored. For information that needs to be restored, a reversible

1, how to quickly get the total number of CSV large file? Method One: Directly obtain the contents of the file, using newline characters to split the total number of rows, this method is feasible for small files, processing large files is not

How to write PHP daemon (Daemon) A daemon (Daemon) is a special process that runs in the background. It is independent of the control terminal and periodically performs some sort of task or waits to handle certain occurrences. Daemons are a very

Use the PHP function to convert 16 forbidden color codes to RGB color values. /** * Function 16 binary color converted to RGB color value */function Hex2rgb ($hexColor) {$color =str_replace (' # ', ' ', $hexColor); if (strlen ($color) > 3) {$rgb

Recently due to the need to work with PHP get the current week and last week's start date and end date. Online to find the next, no suitable, so I did a summary. The specific content and code are as follows: Header ('

Recently, due to project needs, a module needs to be developed, using PHP to export some of the data in the system into Excel, modified and then returned to the system. Take the opportunity to study this, some of the following summary. Basically

PHP statistics directory in the file and directory size of the method, involving PHP for file and directory traversal, reading and operation of the relevant skills The examples in this article describe the files in the PHP statistics directory and

php5.3 does not support the eregi () function. When you write a regular, you may encounter an error with Ereg (), such as: Deprecated:function eregi () is deprecatedxxxxxxxx, because php5.3 already does not support Ereg (), you can use Preg_match ()

File_get_contents and curl two function usages in PHP This article simply introduces PHP file_get_contents and curl Two function usages, you can try the CURL function when you can't use file_get_contents, the following is file_get_ Contents and

PHP access to the content of several methods of code sharing Method 1: Use file_get_contents to get the content in the Get mode Method 2: Use the file_get_contents function to get the URL by post ' Bar '); $data = Http_build_query ($data);

This is a document for beginners of PHP development, so-called beginners, can be defined as: There are no more than 2 languages, in the language skills already learned, can complete the majority of the course exercises. From the general situation of

PHP Read configuration file (Php,ini,yaml,xml) method _settings; foreach ($var as $key) {if (!isset ($result [$key])) {return false;} $result = $result [$key]; } return $result; Trigger_error (' not yet

PHP decoding JS using the escape transcoding function /*** function and JS unescape function, decode the data after escape encoded * @param $str */function unescape ($str) {$ret = '; $len = strlen ($STR); for ($i = 0; $i > 6))