PHP Tutorials

People familiar with node development are certainly not unfamiliar with callback functions, but they are not used in PHP. In fact, PHP also supports callback functions, today we will explain the use of the callback function in PHP and anonymous

MVCis a design pattern that makes it mandatory to separate the input, processing, and output of the application. This article gives you a detailed introduction MVCFrame is what, has certain reference value, to MVCInterested in the small partners can

This article mainly introduced the Python programming to the NumPy matrix to add a column Method example, hoped can help everybody. First we have a data is a MN numpy matrix now we want to be able to give him a column into a matrix of M

This paper mainly introduces the implementation of PHP two-dimensional array to remove duplicates of the method, combined with examples of PHP to retain the various keys to remove duplicates of the relevant operation skills, the need for friends can

In the last few years when we go to a company to apply for a job, the interviewer has given us a PHP interview questions about thinkphp, because THINKP in recent years has been a lot of companies and programmers of all ages, Then we PHP Chinese

Array Arrays What is an array? An array is a special variable that can hold more than one value at a time. The array in PHP is actually an ordered map. A map is a type that associates values to the keys. This type is optimized in many ways, so it

This article mainly gives you a detailed analysis of the PHP implementation of single file upload and multi-file upload code and problem-solving solutions, together with the study of reference, hope to help everyone. $_files when is an empty array?

Instance Format numbers: "; Echo Number_format (" 1000000 ", 2)." "; Echo Number_format (" 1000000 ", 2,", ",". ");? > Definition and usage The Number_format () function formats numbers by using thousands of groupings. Note: The function supports

Instance Returns the and (5+15+25) of all values in the array: Definition and usage The Array_sum () function returns the and of all values in the array. Grammar Array_sum (Array) Parameters Describe Array Necessary.

In our daily work, often to some lottery activities, then today we will share with you the probability of PHP winning algorithm, can be used for scraping cards, large turntable and other lottery algorithm. The usage is very simple, the code has the

Object-oriented design principlesBorn to support maintainability multiplexing, these principles are embedded in many design patterns, which are the guiding principles that are summarized in many design scenarios, and understand Object-oriented

When we learn the programming language, whether it is PHP, or JavaScript, or HTML, they each writing format is different, we first want to learn is their writing format, today we will take you to learn the PHP format of writing! Start with an

This article we are going to share with you the use of MongoDB Index, index is like a book directory, if the search for a content in the absence of the help of the directory, can only look through the entire search, which results in a very low

Laravel5.3 started using Passport as an API authorization, passport is based on OAuth2, The following article mainly introduces you to the use of passport in Laravel5.5 to achieve Auth authentication method, the text through the sample code

This article mainly introduces the Phpstudy configuration multi-site multi-domain name method and encountered 403 error resolution method, the need for friends can refer to the following This article is not suitable for a bit do not understand

Although has been using Git to do version management, has also used the GIT project deployment, but did not adhere to this habit, recently decided to learn, the following article is mainly about PHP implementation of the method of Git deployment

When you call the Azure Rest API, if you are an API that is part of Azure Resource Manager, you need to use Azure Active Directory (Azure AD) authentication to obtain the token (token) before you can access it. Here are the steps to create an Azure

Simple website Traffic counter implementation, specifically as follows First, explain the idea : 1. The user makes an access request to the server2. The server reads the number of access files, +1, returns to the client3. The server saves new

The following is about the PHP multithreading problem, php pthreads extension and curl_multi_init function, when you encounter such problems will not be solved, see how others are solved. Windows install PHP Real multi-threaded extension pthreads

Design patterns are a set of reusable, most known, categorized purposes, code design experience Summary. Design patterns are used in order to reuse code, make code easier for others to understand, and ensure code reliability. There is no doubt that