PHP Tutorials

If you want to be an excellent programmer, good code is important, how can you write good code? In this article we will give you some PHP coding specifications and recommendations. Coding specifications PHP code files must start with the

This article mainly introduces PHP simple implementation of two-dimensional array assignment and traversal function, involving the simple assignment of PHP array, traversal, operation, reading and other operations using skills, the need for friends

In PHP, the explode () function divides a string into arrays. The return value of this is an array of strings, each of which is a substring separated by separator as a boundary point. This article describes the application of the explode () function

PHP Arraysis actually an ordered map. PHP ArraysA map is a type that associates values to the keys. This type is optimized in many ways, so it can be used as a real array, or as a list (vector), a hash (an implementation of a mapping), a dictionary,

Summary: The advantages and disadvantages of Apache vs. Nginx 1, Nginx compared to Apache advantage: Lightweight, the same Web services, more than Apache occupy less memory and resources anti-concurrency, Nginx processing requests are asynchronous

In PHP from getting started to mastering video tutorials, PHP (foreign name: Php:hypertext Preprocessor, Chinese name: Hypertext preprocessor) is a common open source scripting language. The grammar absorbs the C language, Java and Perl features, is

1. The first step in encrypting decryption is to generate a public key, a private key pair, and a private key to encrypt the contents through the public key (can be reversed) Download the open source RSA key generation tool OpenSSL (usually the

The PHP pattern modifier, also known as the pattern modifiers, is used outside the delimiter of the regular expression. Mainly used to adjust the interpretation of regular expressions, to extend the regular expression in the matching, substitution

The Scandir () function returns an array of files and directories in the specified directory. The following uses the PHP Scandir function to traverse the folder directory and all files, the code is as follows: ";}? >

PKI is the initial acronym of Public Key Infrastructure, which is the key infrastructure; PKI is a standard technology and specification to use public key cryptography to provide a set of security foundation platform for e-commerce development. In

This article mainly introduces the substr () function parameter description and usage in PHP, analyzes the meaning of each parameter in the substr () function in the instance form, and illustrates its corresponding usage, and the friend who needs

This article mainly introduces the usage of explode function in PHP, the example analyzes the application of explode function segmentation string and obtains the file suffix name, it has certain reference value, the need friend can refer to the

Classification of operators: The PHP operator can be divided into unary operators, two-ary operators, and ternary operators based on the number of operands. Unary operators such as ! (take the inverse operator) or ++ (plus an operator), most of the

PHP (foreign name: Php:hypertext Preprocessor, Chinese name: "Hypertext Preprocessor") is a common open source scripting language. The grammar absorbs the C language, Java and Perl features, is conducive to learning, widely used, mainly for the

1. PHP Upload the image and make a transparent watermark code Introduction: PHP upload images and make transparent watermark code 2. "PHP" Transparent watermark generation Introduction: "PHP" Transparent watermark generation 3. PHP watermark Code,

The following is the PHP Chinese web summary of the use of PHP implementation of the article paging function, there are a variety of implementation methods, you can use and download the code snippets as needed, and a text version and video version

The most primitive string connection: Str1 + str2python New string connection syntax: Str1, str2 Strange string way: str1 str2% connection string: ' name:%s; sex:%s '% (' tom ', ' Male ') string list connection: Str.join (some_list) first,

A simple example of PHP interpreter mode sharing 1.10 article recommendations on the PHP abs () function Brief: A simple example of PHP interpreter mode sharing 2.10 article Recommendations for PHP Math () functions Description: The Python exp ()

Issue Overview: Administrators of Windows Server 2008 can specify NTFS permissions to user accounts or group accounts based on security requirements. Typically only the system administrator, the owner of a file or directory, or a consumer who has

One header in PHP () jumps to another page to add exit () If the header () jumps away and does not add exit (), the following write statement is executed (although the jump 1. Recommended 10 articles about the PHP exit () function Introduction: