PHP Service Caching Optimization principle
Nginx the PHP program request to the fcgi of parsing PHP based on the extension or filtering rules, that is, the PHP-FPM process
Cache operation code (opcode)
Opcode,php compiled
PHP variable reference and variable destruction mechanism
In PHP, the symbol "&" denotes a reference.
1, to see if the situation is not quoted this way:
$a = "Hello world";//define a variable, the following assignment to $b
$b = $a;//This
MAC Local Environment Buildin the Mac system, we can use the Mamp Pro (official website: https://www.mamp.info/en/) software to build the local server. Install this software, the site directory in the/applications/mamp/htdocs folder, just put the
1.include: The specified file will be read into and executed inside the program.The program code in the file being imported is executed, and these programs are executed with the same variable range (variable scope) as the source file where the call
PHP's error mechanism is also very complex, did a few years of PHP, also did not carefully summed up, now to fill in this lesson.
Special Note: The PHP version of the article uses 5.5.32
Error level of PHP
First you need to know what bugs are in
Require of the use of the method such as require("MyRequireFile.php"); . This function is usually placed at the top of the PHP program, PHP program before executing, will first read into the require designated to introduce the file, so that it
PHP is a fast, reliable, cross-platform application, open source code, and so on, making PHP one of the most popular server-side script language. I based on my experience in the work, to introduce you to the use of PHP experience, I hope to help you.
The fifth chapter in midfield one: database connectionThe first two chapters are focused on the PHP language, and now stop to start creating an application. In this chapter, you will create an application that connects to the MySQL database.After
b/S network mode-we are the Internet data is how to come
b/S network mode-we are the Internet data is how to come
b/S network mode (structure)
HTML 4-Day comprehensive case, month rich car wash;CSS 3 days Comprehensive case: wisdom
b/S network mode-we are the Internet data is how to come
b/S network mode-we are the Internet data is how to come
b/S network mode (structure)
HTML 4-Day comprehensive case, month rich car wash;CSS 3 days Comprehensive case: wisdom
The first step in learning PHP is to install the PHP environment, of course, this article will not introduce a similar phpmyadmin this one-button installation of the environment to build, this installation method only need to go crazy point next
PHP Optimization for PHP is mainly for php. the main parameters in ini are adjusted and set properly. Let's take a look at php below. how to set parameters that have a greater impact on performance in ini.# Vi/etc/php. ini
(1) Disable finding PHP
Analysis of PHP efficient writing (detailed reasons ). 1. static method as much as possible: if a method can be static, it should be declared as static. The speed can be improved by 14, or even improved by nearly three times during my testing. Of
Introduction to PHP performance optimization. PHP optimization for PHP is mainly for php. the main parameters in ini are adjusted and set properly. let's take a look at php below. how to optimize some parameters in ini that have a major impact on
This article mainly introduces the relevant information about the PHP error mechanism knowledge. it is also very complicated for anyone who needs to refer to the PHP error mechanism. after several years of php, I have not summarized it carefully,
Some PHP performance optimization + my own opinions + explanations. PHP optimization for PHP is mainly for php. the main parameters in ini are adjusted and set properly. let's take a look at php below. some parameters in ini that have a major impact
Application Analysis of PHP5 clone function. Undoubtedly, the launch of PHP5 has a profound significance for the development of network applications. This is not just because it is highly backward compatible with PHP4. Of course, PHP5 data packets
Administrators of more than 3 million internet websites around the world are using PHP, making it one of the most popular server-side scripting languages. It features fast running, stable and reliable, cross-platform, and open source software.
The PHP library provides developers with a standard interface that helps developers make full use of object-oriented programming in PHP. These libraries provide a standard API for specific types of built-in functions, allowing classes to interact
Understand the differences between require, require_once, include, and include_once. PHP is fast, reliable, cross-platform application, and open source code. This makes PHP one of the most popular server-side Script languages. Based on my experience
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