PHP

Phpserialize () and unserialize () usage. In the php Manual, serialize () and unserialize () are interpreted as: serialize-Generatesastorablerepresentationofavalueserialize-generate a stored value to indicate unserialize-serialize () and unserialize

The differences between PHPflush () and ob_flush () are described in detail. Buffer ---- flush () buffer is a memory address space. the default size of Linux is generally 4096 (1 kB), that is, a memory page. It is mainly used for devices with

Use phpset_time_limit () function. Syntax: voidset_time_limit (intseconds) description: sets the number of seconds allowed by a program. if the time limit is reached, the program will return an error. Its preset limit time is Syntax: void

In-depth understanding of the automatic loading mechanism of PHPautoload and spl_autoload. PHPautoload mechanism (1) autoload Mechanism Overview when using the php oo mode to develop a system, we usually get used to storing the implementation of

Go deep into the phplist () function. List () (PHP4, PHP5) list-specifies variables, as if they are an array description voidlist (mixed $ varname [, mixed $...]) like arrays (), is this true? List ()(PHP 4 and PHP 5) List-specify variables as if

In-depth explanation of the differences between mysql_fetch_row () and mysql_fetch_array. The two functions return an array. The difference is that the array returned by the first function only contains values. we can only $ row [0], $ row [1], in

Deep understanding of php-based random numbers. Phpmt_srand play the next better random number generator seed mt_srand (PHP33.0.6, PHP4, PHP5) mt_srand -- play the next better random number generator seed description copy code Php mt_srand play a

PHParray array-based tutorial details. The array is a group of ordered variables. each variable is called an element. 1. you can use the array () language structure to create an array. It accepts a certain number Define an arrayArray is a group of

Go deep into the PHPnl2br () formatting output details. The nl2br () function can convert a line break in a string into a line break in HTML. the code is as follows :? Php $ str has been raining for the past few days. if it is hard to get the ball,

A small example of php caching images generated by gd to memcache. Copy the code as follows: Start to cache the image ob_start (); enable the output cache, and temporarily cache the output content imagejpeg ($ newimage, false, $ quality); output $

Usage of the phpsplit () function. The basic syntax of the PHP function split () is: arraysplit (string $ pattern, string $ string [, int $ limit]). We will give you two examples to illustrate how to use this function. The basic syntax for PHP

Ubuntu10.04 detailed instructions on configuring nginx + php-fpm mode. Run the following code to install the php-fpm installation toolkit: $ sudoapt-getinstallpython-software-properties: $ sudoadd-apt-repositoryppa: Install php-fpm using

In-depth analysis of php POSIX functions and process tests. Copy the code as follows :? Phpechoposix_getpid (); 8805 sleep (10 );? # Ps-ax. at this time, if you open another browser request, you will find that Apache automatically adds several new

Detailed configuration based on php-fpm. Php5.3 comes with php-fpmusrlocalphpetcphp-fpm.confpidrunphp-fpm.pidpid settings, the default varrunphp-fpm.pid in the installation directory, it is recommended to enable error_loglogphp-fpm.log error Php5.3

PHP asynchronous execution method, simulating multi-threaded application analysis. PHP itself does not have multithreading, but it can produce the same effect by means of curves. for example, the asynchronous calling of multi-process mode is limited

Parse CI: the rewrite rules of the CodeIgniter framework under Nginx. I recently studied the CI framework and found that the routing function of this framework is faulty under Nginx and reported a 404 error. later I checked the information online

Phpcli tips. Php code: Copy the code as follows :? Phpvar_dump ($ argv); the code for copying Shell batch processing code is as follows: @ echooff: BEGINsetpinputanykeytorunorcexit: if % input % php code: The code is as follows: Var_dump (

In-depth analysis based on Discuzsecurity. inc. php code. The code is as follows :? Php * [Discuz!] (C) code 2001-2009comsenzinc.thisnotafreeware, useissubjecttolicenseterms $ Id: security. inc. php16688200: The code is as follows: /*[Discuz!]

In-depth explanation of the php function file_get_contents timeout processing method. 1. add the timeout time limit. Note that set_time_limit only sets the timeout time for your PHP program, rather than the timeout time for file_get_contents

In-depth analysis of the differences between using the plus sign in php and merging arrays with array_merge. The following code copies two arrays :? Php $ rarray (,); $ earray );? Next we will use the array_merge and the plus sign to copy the two