PHP Tutorials

PHP has a single-inherited, restricted-access, object model that can be overloaded. In addition, PHP supports restrictive access to properties and methods. You can declare members to be private and do not allow external classes to be accessed.

The Strcmp () function compares a binary security to two strings and is case-sensitive. Compare two strings in a case-sensitive mannerThe Strcmp () function compares a binary security to two strings and is case-sensitive. The form is:int strcmp

This article mainly introduces PHP to get the initials in English, involving PHP explode and strtoupper function PHP string segmentation and case conversion of the relevant skills, with a certain reference value, the need for friends can refer to

PHP Phar is similar to the packaged file jar in Java, which compresses a class of files in a folder. The following article mainly introduce to you about PHP Phar Package use of relevant data, the article is described or relatively detailed, the need

This article mainly introduced the PHP and JavaScript regular match Chinese method, combined with the instance form analysis PHP, JavaScript regular matching Chinese operation skill for utf-8 and GBK encoding case, the need friend can refer to the

This article mainly introduces the difference between Echo and print in PHP, and makes a thorough summary and analysis of the common usage differences between them, and the friends who need can refer to In general, the dynamic output of HTML

This article is a detailed analysis of the role of PHP Php_openssl.dll, the need for a friend reference I. Introduction to OpenSSLData encryption is an important part of information transmission. Any information transmitted in clear text is indeed

This article mainly introduces to you about PHP more secure password encryption mechanism Bcrypt related information, the article introduced in very detailed, for everyone has a certain reference learning value, the need for friends below to learn

Some of the functions in PHP called Magic Methods, introduced here: in fact, in the general application, we need to use them!! After PHP5.0, PHP object-oriented commission more methods, make PHP more powerful!!Some of the functions in PHP called

This article mainly introduces the deletion of the first element of the array in PHP and the last element of the function, the need for friends can refer to the following For a PHP array, how do you delete the first element or the last element of

PHP code by the PHP interpreter can only run on the server on the Web side, here we can simply parse the PHP program running flow, the need for friends to refer to the next Always wanted to understand the technology of web programming. PHP is an

Introduce several methods of PHP traversal directory, you can traverse directory and directory files, for everyone to reference Traverse a directory or traverse a directory of files of a specified type, which is unavoidable for every child's shoe

This article mainly introduces the PHP implementation of the content of multiple files into a new file method, involving PHP encoding conversion, file and directory traversal and file read and write related operation skills, the need for friends can

This article mainly introduces the method that PHP obtains the single-column value in the array, and analyzes the use technique of the array_column () function in PHP5.5 in combination with the instance form, the friend who needs can refer to the

This article mainly introduces PHP to delete the IMG tag method, combined with the specific example of PHP for the IMG tag regular matching related operation skills, the need for friends can refer to the following The example in this article

PHP in the registration, login or URL transfer parameters will be used to encrypt the character variables, below we will briefly introduce: PHP's own encryption function The irreversible cryptographic functions are: MD5 (), Crypt ()MD5 () is used

This function sends all the output of the program so far to the user's browser. 0; $i-) {echo $i; flush (); sleep (1);}?> According to the PHP manual,This function sends all the output of the program so far to the user's browser.The above code

This article mainly introduces the PHP interface technology, combined with an example of the basic concept of PHP interface, function, definition, use methods and related considerations, the need for friends can refer to the following 1. Interface

characteristics of abstract classes 1. A class that is defined as abstract cannot be instantiated.2. If at least one of the methods in it is declared abstract, then the class must be declared abstract.3. A method defined as abstract simply

The scope resolution operator (::) is a pair of colons that can be used to access static members, methods, and constants, as well as members and methods in the overridden class. When using: Symbols to access these static members, methods, and