PHP

I. Coding Range1. GBK (gb2312/gb18030)X00-xff GBK Two-byte coding rangex20-x7f ASCIIXa1-xff ChineseX80-xff Chinese 2. Utf-8 (Unicode)U4e00-u9fa5 (Chinese)x3130-x318f (Korean)XAC00-XD7A3 (Korean)u0800-u4e00 (Japanese)PS Tutorial: Korean is greater

Array base:     PHP, the subscript of an array can be an integer, or it can be a string     PHP, the element order of the array is not determined by the subscript, but by the order in which it is "joined", which determines the   definition:     $arr

Worked for some time, I believe you must have encountered a problem:          1. The front desk user does not know how to automatically drop the line.         2. All the front desk users are also off the line after the backstage exit.         3. I

Recently found that a lot of PHP programmers to understand the knowledge of PHP version is not very clear, I also read a lot of similar articles, or feel not clear and comprehensive, online conclusions are ambiguous, here, give the most complete and

Array: Creates a new array.Array_walk: Lets a user customize a function to handle every element in an array.Arsort: Sorts the values of an array from large to small.Asort: Sorts the values of an array from small to large.Count: Calculates the number

How to Prevent SQL Injection Analysis in PHP and prevent SQL Injection in php This article describes how to prevent SQL Injection in PHP. Share it with you for your reference. The specific analysis is as follows: I. Problem description: If the data

Php implementation can be used for mysql, mssql, PostgreSQL database operation class, and mysqlmssql. Php implementation can be used for mysql, mssql, and pg database operation classes. mysqlmssql this article describes the database operation

In this process, there will be some browser compatibility, which is more accurate to the problem of inconsistent file type resolution identifiers. There are many php file Upload classes on the Internet, and file Upload processing is a special

The size of the php statistics file, which is measured in GB, MB, KB, and B. Use the filesize () function command to calculate the file size. the value 1 must be an output of GB, MB, KB, and B. 2. the order of magnitude must be greater than 1 and

What is the GD library used in PHP? Practical? Do you need to use this library during development? ------ Solution ------------------ the gd Library is an extension library for php to process graphics. the gd Library provides a series of APIs for

It mainly includes php file processing, file processing, file pointer-related processing functions, file control functions, including PHP file processing, file processing, file pointer-related processing functions, and file control functions. PHP

Common PHP framework functions comparison table, php framework comparison table. Common PHP framework functions comparison table. php framework comparison table has used many frameworks since it was developed in contact with PHP, however, for each

In-depth understanding of ini configuration in php (1 ). In-depth understanding of ini configuration in php (1) This article will not detail the purpose of an ini configuration item, which has been explained in the manual. I just want to dig into

The Data Access Object (DAO) provides a common API for accessing data stored in different database management systems (DBMS. Therefore, when replacing the underlying DBMS with another one, you do not need to modify the code that uses DAO to access

PHP Framework: Pandora box of PHP. What is the PHP development framework? There are too many reasons for making PHP the world's most popular scripting language-highly flexible and easy to use-but what is the PHP development framework for writing PHP

(Switch) what are the advantages and disadvantages of PHP object-oriented and PHP process-oriented comparison ?? Object-oriented and process-oriented programming can only be used in many programming languages. However, PHP is different from other

PHP uses arrays to replace matching items in strings in sequence, and php arrays to replace strings. PHP uses an array to replace the matching items in the string in sequence. The php array replaces the string to see the SQL statement: select *

The second version of "step-by-step Linux" will be published soon (with a cover ). The second version of "step-by-step Linux" will be published soon (with a cover) from the first version of "step-by-step Linux", which has been around for nearly six

1. Define the file name2. Fill in Excel dataSome PHP Excel export garbled characters may occur during these two processes. The solution is as follows:Solve the Excel data export garbled by PHP in Excel:Reasons for PHP Excel export garbled characters:

Note:To use the curl_init function, you must enable this php extension.1. Open php. ini and enable extension = php_curl.dll.2. check php. which Directory is the extension_dir value of ini? Check whether php_curl.dll exists. If not, download php_curl.