PHP

This article mainly introduces how to determine whether a file has been uploaded by uploading php files. in addition to determining whether an uploaded file exists, it also analyzes the file security in depth, it is a very practical technique. if

This article mainly introduces the php method for generating random colors. using a user-defined function combined with random number generation, the function for generating random colors is simple and easy to understand. it is a very practical

This article mainly introduces common php url processing functions. The example summarizes some commonly used URL processing functions, such as parse_url, rawurldecode, urlencode, and urldecode, which are of great practical value, you can refer to

This article mainly introduces a classic and Practical PHP image processing class. The PHP image Operation class provided in this article can meet most of the functional requirements of the website, such as film scaling, watermarking, and cropping,

This article mainly introduces the combination of ThinkPHP public configuration files and configuration files in their respective projects. the array_merge function is used to combine multiple numbers. it is a very practical technique in ThinkPHP

This article mainly introduces how to retain the conditional paging for the home page and search page during Thinkphp search. two different methods are used to analyze in detail how to maintain the search condition when searching by page, it is a

This article mainly introduces thinkphp common queries and expression queries, and analyzes in detail the usage of common queries and expression queries in thinkphp in the form of examples, it contains the string and array modes of common queries

This article mainly introduces how PHP imports MSSQL data to MYSQL, and lists two instances to import MSSQL data to MYSQL. it is a very practical technique, it has some reference value. if you need it, you can refer to the following example to

This article describes how to use xmlreader to read xml data in PHP. the example in this article is relatively simple and only contains one reading function. For more information, see the following XML file: The code is as follows:

This article mainly introduces the mysql stored procedure called by php, and analyzes various common operations and usage skills of the mysql stored procedure called by php based on various common examples, which has some reference value, for more

This article mainly introduces the php shopping cart implementation method. it implements the shopping cart function through four files and saves the content of the shopping cart using a txt file, which is simple and practical, for more information

This article mainly introduces the comparison of the image similarity of the simple version implemented by PHP. This article provides the implementation code directly. for the usage method, see the comments in the code, if you need a friend, refer

This article mainly introduces how php can be used to search for the genealogy tree by iteration in the breadcrumb navigation. it involves php iteration techniques and application methods and is of great practical value, for more information about

This article mainly introduces the methods for customizing functions in the smarty template engine. The example analyzes the definition, registration, and calling skills of custom functions, for more information about the smarty UDF method, see the

This article will share with you a function used by php to determine whether to access mobile terminals. it was previously added to the favorites list. it is released here and recommended to our friends. I forgot where I got the function. I just

AES is a group key. the algorithm inputs 128-bit data and the key length is also 128-bit. The number of rounds encrypted by a data group using Nr (the relationship between the number of encryption rounds and the key length is shown in Table 1 ).

This article mainly introduces the simplest way to set up Nginx and PHP environments in Ubuntu. This article describes how to use the apt-get tool to install the Nginx and PHP environments and explains the basic configurations, if you need a friend,

In the previous article, we summarized the new changes in ThinkPHP3.2. in this article, we will take a detailed look at the new features of the database, which are very detailed. if you need them, refer to them. The database driver of ThinkPHP3.2.3

PHP + MYSQL for website development usually encounters garbled characters when the browser outputs Chinese characters. this problem is mainly caused by inconsistent HTML content encoding, PHP file encoding, and MySQL database encoding. Today, we

This article mainly introduces php user-defined urlencode and urldecode functions. The example analyzes php string transcoding techniques and has some reference value, you can refer to the following example to describe the php user-defined urlencode