PHP Tutorials

[PHP source reading]empty and isset functions, Emptyisset Recently asked about the PHP empty and isset function how to determine the variables, just at the beginning I was a face, because I was just smattering, in order to understand its true

PHP Metaphone () function parsing, Phpmetaphone PHP Metaphone () function calculates the Metaphone key of the string, this article introduces the basic usage and example of PHP Metaphone () function to the code farmers, the code farmer can refer to

PHP image upload class attached to call method, This example for everyone to share the PHP image upload class, for your reference, the specific content as follows Call Method: get_ph_tmpname ($_files[' photo ' [' tmp_name ']), $up->get_ph_type

PHP Reference return Usage example, PHP usage example The example in this article describes the use of the PHP reference return. Share to everyone for your reference, as follows: Example 1: Output: 2 Example 2: Output: 3 More interested in PHP

A simple example of a function with a bubbling Sort method written in PHP, PHP bubble sort function A few days ago encountered a question about the algorithm, asked to use the PHP language implementation of an array to sort, I wrote a bubble

YII2 paging extension implementation jump to a specific page, yii2 paging extension jump Author: White Wolf Source: http://www.manks.top/yii2_linkpager_widget.html This article copyright belongs to the author, welcome reprint, but without the

PHP array, detailed array As a C + + programmer, in the process of PHP development, the PHP array generated some confusion, and C + + arrays have similar places, there are some differences, the following comprehensive analysis of the PHP array and

Sphinx installation Configuration Application, Sphinx installation Configuration Sphinx is a full-text search engine developed by the Russian people Andrew Aksyonoff. Intended for other applications to provide high-speed, space-occupying,

Recently in a project, you need to use Elasticsearch to do a product search, what should be done to keep MySQL data and elasticsearch data in real-time synchronization, I can now think of is every time involved in the database operation to update

A simple instance of PHP for loop use, Phpfor loop instance The For loop is used in cases where you know in advance how many times the script needs to run. Grammar Parameters: • Initial value: The primary is to initialize a variable value that

Can PHP include a config.php that is remote from the extranet? And get config inside the constant Reply content: Can PHP include a config.php that is remote from the extranet? And get config inside the constant If I could do it directly, the

PHP value MySQL operation class, PHP value MySQL Db=new mysqli ($host, $user, $pwd, $name); Database connection if (Mysqli_connect_errno ()) {echo "Database connection Error". Mysqli_connect_errno (); Exit (); } $this->db-

Round robin weights round-robin algorithm PHP implementation code, Roundrobin Code first, with PHP scripting language ; 0, ' count ' = 0); $hosts [' b '] = array (' weight ' = + 3, ' current_weight ' = + 0, ' count ' = 0); $hosts [' c '] = Array ('

Judging teacher PHP Devil Special Training Note (2), judging Devil One, this lesson will learn a few lazy functions: 1, File_put_contents (PHP 5, PHP 7) file_put_contents- Writing a string to a file Description int file_put_contents ( string

JS-like Console.log (); You can add and then watch the console log debug in the PHP code line, which does not affect the normal program run. Reply content: JS-like Console.log (); You can add and then watch the console log debug in the PHP code

Simple analysis of PHP program running flow, parsing PHP process Always wanted to understand the technology of web programming. PHP is an important language for Web programming, and the book always says that PHP is a programming language for the

statement: This problem is my brain hole open, some of the questions, if there is something wrong, please forgive me. Laravel in the end what Subversion PHP, is it just to promote composer, in the end laravel these features violate the original

Storing the session data of PHP into the code instance in the database, session data storage A development environment has a number of sites, need to use a different session, a lot of solutions. But this time also tall on a, with the data inventory,

On the definition and usage of PHP eval () function, on eval The eval () function calculates the string according to the PHP code. The string must be a valid PHP code and must end with a semicolon. If no return statement is called in the code

Find a FFmpeg support h264 encoding, PHP call exec take advantage of ffmpeg transcoding time too long, CPU utilization of more than 80%, ask how to solve. transcoding command also do not know what the meaning of the surface parameters? $command='..