Basic usage of static variable...

Static is to define a static object or static variable. We will know the characteristics of the vari...

php static class example code

PHP static class

PHP obtain root domain name me...

This article mainly introduces the method of obtaining the root domain name in PHP. The examples sum...

Example code of ping port func...

This article mainly introduces the ping port function implemented by PHP, and analyzes in detail the...

PHP implementation of ping exa...

Introduction to ping: Ping is a command under Windows, Unix and Linux systems. Ping also belongs to ...

php detect proxy instance code

Proxy Server is an important server security function. It works mainly at the session layer of the O...

Introduction to php Session

The concept of Session in PHP

Paging class implemented by ph...

A page break is a symbol for page breaks, where the previous page ends and the next page begins. Mic...

Simulate xcopy function exampl...

XCOPY is an extension of COPY. It can copy the specified directory together with the files and direc...

Share a piece of php encryptio...

A piece of php encryption and decryption code