PHP Tutorials

Workaround for PHP unserialize return false PHP provides serialize(serialization) and Unserialize(deserialization) methods. Once serialized using serialize, the original data can be obtained using unserialize deserialization. Output: Serialize str:

JSON string key missing quote resolution The JSON string is a string in the form of Key:value, and the normal key is enclosed in double quotation marks . For example: However, if the key of the JSON string is missing a double-quoted, then

This article mainly introduces PHP through the AJAX call to connect Baidu effect to detect whether the Web site is connected to the function of interested friends under the reference, I hope to help you. In this paper, the method of Php+ajax

function: when the app obtains the user's geographic coordinates, it can know what data the user is currently in that country, province, city, and periphery according to the coordinates. principle: based on Baidu Geocoding API Implementation,

traversing all files under a folder, you can generally use the opendir and Readdir methods to traverse. Example: find all the PHP files in the specified directory (do not search subfolders), the code is as follows: If you use the glob method to

This article mainly introduces the PHP implementation of the MySQL database exported to. sql file instance (imitation phpMyAdmin export function), the need for friends can refer to the following Database backup with PHP code can make the management

Using PHP-Developed log processing classes, this class can customize a variety of log configurations, which are configured according to the label. It is convenient to call this class for logging operations in your code. Provide complete code and

In the development process, you need to collate the data, where more than one operation is to consolidate the various data into a set of data. This article provides a way to combine multiple one-dimensional combinations into two-dimensional arrays,

This article mainly introduces the method of thinkphp water mark and setting watermark location, and analyzes the related operation steps and concrete implementation skills of thinkphp printing and setting watermark with instance form, and the

This article mainly introduces the PHP generated CSV file and download and problem solving, interested in the friend's reference, I hope to be helpful to everyone. First, let's look at an example, generate a CSV file and download To generate an

Due to the project needs, we need to record the user's appointment time in the next 3 days, each appointment period is 1 hours. For example:00:00:00~00:59:59 or 01:00:00~01:59:59 for an appointment period The front-end code is as follows:

This article mainly introduces the PHP usage history function, the interest friend's reference, hoped to be helpful to everybody. To achieve a record of the operation history of the function 1. And undo, anti-undo feature similar to a feature.

This article mainly introduces the thinkphp query statement and associated query usage, in the form of examples of common query methods, including arrays as query conditions and object way to query and other skills, the need for friends can refer to

This article introduces PHP implementation to create a two-dimensional code class, support to set the size, add logo, stroke, fillet, transparency, and other processing. Provide complete code, demonstration examples and detailed parameter

This article mainly introduced the PHP version of the UnionPay payment interface development method, combined with the example form analysis of the PHP UnionPay payment interface development of the specific process and related operating skills, the

This article mainly introduces the PHP digital amount converted into the Chinese capital amount function, the interest friend's reference, hoped to be helpful to everybody. PHP converts amount numbers to Chinese capitals echo Tochinesenumber (123456

PHP package of a single-case mode MySQL operation class in PHP has an important role, this article will explain in detail its related knowledge. PHP package for a single-case mode MySQL operation class To master the necessary conditions to meet the

This article mainly introduces PHP for template file parsing and string processing, interested in the friend's reference, I hope to be helpful to everyone. This article describes the PHP template parsing class, as follows: ';//template Right tag

PHP Object-oriented, PHP inheritance in the relevant operation of PHP is particularly important, this article will explain in detail its related content. title = $title; $this->producerfirstname = $firstName;

The advantage of perceptual hashing is that it is simple and fast, not affected by the size of the picture, and the disadvantage is that the contents of the picture cannot be changed. In practical applications, more powerful phash algorithms and