PHP Tutorials

This article mainly introduces the use of Phpexcel to implement the Excel file writing and reading knowledge. Has a good reference value. Let's take a look at the little series. As an original Java party, used PHP only to know that the original for

This article mainly introduces PHP's method of obtaining gender and birth date from ID card. Has a good reference value If you don't say much, look at the code: Gender and Birthday $birth = strlen ($idcard) ==15 by ID number? (' substr '.

This article mainly for you to introduce the PHP generated random watermark image of the relevant data, with a certain reference value, interested in small partners can refer to Based on the PHP GD graphics library, generate a picture yourself.

This article mainly introduces the PHP programming implementation of the CSV file import MySQL database method, involving PHP file reading, conversion, database connection, insert and other related operations skills, the need for friends can refer

This article mainly introduces the thinkphp implementation of static cache and dynamic cache sample code, with a certain reference value, interested in small partners can refer to Static caching To use the static caching feature, you need to turn

This article mainly introduces the EXEC () function in PHP no return value of the method of troubleshooting, interested in the friend's reference, I hope to be helpful to everyone. Installation fails on many servers that need to be used to exec

This article mainly introduces the implementation of PHP based on object-oriented Mysqli expansion library additions and deletions of the Operation tool class, combined with the case analysis of mysqli additions and deletions to the Operation class

This article mainly introduces the method of PHP get file extension, combined with the example form summarizes 6 commonly used file extension methods, code with more detailed comments for easy to understand, the need for friends can refer to the

This article mainly introduces the PHP implementation of the file lock lock, unlock the operation of the method, combined with an example of the PHP file to lock, unlock the operation of the function, implementation methods and related

This article mainly introduced the PHP processing BMP format Picture method, combined with the concrete instance form analysis PHP operation BMP format Picture correlation function and the use skill, needs the friend to refer to the next Specific

This article mainly introduces the PHP implementation of the download remote file class definition and usage, combined with specific examples of the download of PHP package remote file Operation class definition and use method, the need for friends

This article mainly introduces PHP based on the implementation of the GD library image thumbnail function, involving PHP for picture attributes related operations skills, the need for friends can refer to the following In this paper, we describe

This article explains how PHP gets the start and end dates for the first few weeks of the year tutorial. The examples are as follows: /* * Get start and end dates for the first few weeks of the year * @param int $year * @param int $week the first

Namespaces are primarily designed to address possible conflicts between classes and functions in your code. This article gives you a description of the key features of PHP namespace, including the definition of namespaces and other knowledge points,

This time to bring you PHP to generate custom length random string steps, the PHP generation of custom-length random string considerations are what, the following is the actual case, take a look. Randomly generated string function random ($length) {

This article mainly introduces the use of arrays to implement the matrix mathematical operations, combined with specific examples of PHP based on array implementation of matrix representation and operation of the relevant operation skills, the need

This article mainly introduces the PHP implementation based on SimpleXML generation and parsing of XML methods, combined with a complete example of PHP using SimpleXML to generate and parse XML format data specific operation skills, the need for

This time to bring you to the PHP implementation to build a promotional poster steps, PHP implementation to generate promotional posters of the notes are what, the following is the actual case, together to see. Often there is the need to generate

I believe that we have a little knowledge of data expiration in Redis, this article mainly introduces the data expiration policy in Redis, the article introduces in detail through the example code, I believe that everyone's understanding and

PHP implementation of online reading PDF file method In this paper, we describe the method of PHP to read PDF files online. Share to everyone for your reference. The implementation method is as follows: 1234567891011121314151617