PHP

This article uses PHP and jQuery to implement the same application of adding groups by dragging friends. The above is all the content in this article. I hope it will help you learn and my examples will be helpful to your social network project. Are

This article mainly introduces the smartyBC class encapsulated by php. It provides effective compatibility and extension for Smarty2 through custom classes. For more information, see the example in this article. We will share this with you for your

If you want to use PHP to create a web page with questions, you don't know how to start with it. Before that, you have made a simple upload, but there are only a few thousand pieces of data. now you have to process millions of data imports, how to

In php, strtotime function performance analysis is recently implemented in the game data statistics background. the most basic function is to analyze the registered login log to display user data. In the company's internal testing, the number of

This article mainly introduces the php infinite classification tree data formatting code. For more information, see. we know that many open-source software's infinite classification uses recursive algorithms, but we know that recursion is a waste of

Obtaining the client ip address is not a simple task. because of Ip spoofing and proxy problems, obtaining the client IP address authenticity will be compromised and cannot be accurate. however, we try to use a relatively complete method to obtain

As we have mentioned, delegation is used to reference methods with the same label as it. In other words, you can use the delegate object to call methods that can be referenced by the delegate. C # Anonymous method As we have mentioned, delegation is

This article mainly introduces the example of using imagecopyresampled function to crop images for PHP image processing. This example is relatively simple and is an entry-level learning summary, for more information, see crop images in a large

This article mainly introduces how PHP can automatically identify the types of returned content of RestfulAPI, and automatically render the content into json, xml, html, serialize, csv, php, and other data formats for output, for more information,

Returns an array with four units. Index 0 contains the pixel value of the image width, and index 1 contains the pixel value of the image height. I. create image resources Imagecreatetruecolor (width, height); imagecreatefromgif (image name);

PHP string functions include the character location search function, the sub-character extraction function, the replacement string, the character length, the comparison character function, the array character, and the space. PHP string functions

This article describes how to remove an empty array or a element with a certain value in PHP, and describes how to use array_filter to filter arrays in php, for more information about how to remove null or a value element from an array in PHP, this

Constants, pre-defined constants (learn more), and operators (when you see this blog, you don't need to know how to calculate these operators, but just understand the operators ), when the variable value is string a, ++ and -- take a look at it ~

This article mainly introduces PHP image cropping and scaling examples (lossless image cropping). I think it is quite good. I will share it with you and give you a reference. Let's take a look at the small Editor. This article mainly introduces the

The security environment discussed in this article is Linux + Apache + Mysql + PHP. Security issues beyond this scope are beyond the scope of this article The security environment discussed in this article is Linux + Apache + Mysql + PHP. Security

This article explains in detail how to use php to implement the shopping cart function and explains it in the form of diagrams + code. First, there are several simple login pages After logging on to the page, you need to go to the processing page

For project requirements, we need to connect to an insurance company to call APIs. our company is the PHP backend and the insurance company is the java backend. data transmission in the middle cannot be prevented from being encrypted or decrypted,

An array is a collection of several variables of the same type. when these variables are referenced, the same name can be used. An array is composed of consecutive storage units. the lowest address corresponds to the first element of the array, and

This article mainly introduces the mysql delete operation, including the use of delete and TRUNCATE. For more information, see Delete Syntax Single table syntax: DELETE [LOW_PRIORITY] [QUICK] [IGNORE] FROM tbl_name[WHERE where_definition][Order by..

Mysql string processing functions ASCII (char) returns the ASCII value of a character BIT_LENGTH (str) returns the bit length of the string. CONCAT (s1, s2 ..., Sn) replace s1, s2 ..., Connect the sn to a string CONCAT_WS (sep, s1, s2 ..., Sn)