10 course recommendations on training tutorials
Brothers share useful information for PHP masters: 50 details you must read 1. Use single quotes instead of double quotes to include strings, which will be faster. Because PHP will search for variables in strings surrounded by double quotes, single quotes will not. Note: only echo can do this, it is a "function" that can take multiple strings as parameters (Annotation: PHP Manual It is said that echo is a language structure, not a real function, so the function is enclosed in double quotes). 2. If you can define a class method as static, try to define it as static, and its speed will increase by nearly 4 times. 3. The speed of $row[‘id’] is 7 times that of $row[id]. 4. Echo is faster than print, and uses multiple parameters of echo (Translation: refers to using commas instead of periods) instead of string concatenation, such as echo $str1, $str2. 5. Determine the maximum number of loops before executing the for loop. Do not calculate the maximum value every loop. It is best to use foreach instead. 6. Log out those that are not used
1. PHP experts share useful information: 50 details you must read! [PHP training tutorial]
Introduction: Brothers share useful information for PHP masters: 50 details you must read 1. Use single quotes instead of double quotes to include strings, which will be faster Some. Because PHP will search for variables in strings surrounded by double quotes,...
2. PHP introductory training tutorial how to convert php dynamic web pages into html
Introduction: When dynamic web pages meet search engines Although dynamic web pages have many advantages over static pages, they But it hit a big snag in search engine retrieval. Regardless of any website, especially those corporate websites for marketing purposes, no one wants their web pages not to be indexed by search engines. But the fact is: many content pages of dynamic website design cannot be retrieved by search engines
3. PHP introductory training tutorial time processing in php
Introduction: Time processing in php PHP introductory training tutorial
4 . PHP training tutorial 10 little-known but very useful functions in PHP
## Introduction: PHP has a very rich set of built-in functions, many of which we have used, but there are still many functions that most of us are not familiar with, but they are very useful
5 . PHP introductory training tutorial What technologies should PHP programmers master
Introduction: There are always There is a group of people who are eager to find a job after learning half a skill. They can’t answer the interview questions and can’t brag, so you can only pay a low salary. What technologies should PHP programmers master? So let’s summarize the Band of Brothers PHP training. Before the interview, please refer to: (80% completed in the first three stages, monthly salary 5k+ in Beijing) The first stage: (PHP+MySQL core programming) Object-oriented programming MySQL database, MySQL optimization details. HTTP protocol, http is also the cornerstone of our web development. Let us understand the underlying machine of PHP...
6. PHP training tutorial 10 little-known but very useful functions in PHP
Introduction: PHP has a very rich set of built-in functions, many of which we have used, but there are still many functions that most of us are familiar with. Not familiar with them, but they are very useful.
7. PHP training tutorial A few inconspicuous tips of php
#Introduction: It is said to be an inconspicuous little trick, but in fact it should be said to be a routine application that is not commonly used. Many things are like this, know that it is One thing is one thing, knowing how to use it is one thing, and practicing it is another thing. And becoming a master requires solid basic skills.
8. The most easy-to-understand high-end PHP training tutorial in history
# Introduction:: This article mainly introduces the most easy-to-understand high-end PHP training tutorial in history. If you are interested in PHP tutorials Students can refer to it.
##Introduction : The most easy-to-understand high-end PHP training tutorial in history, a high-end training tutorial. The most easy-to-understand high-end PHP training tutorial in history. I didn’t believe it at the beginning. I can register it myself according to http://url.cn/TgrIZT, and then get the learning card through this website
10. Guangzhou PHP Training Institution’s Guangzhou Chuanzhi Podcast PHP Excellent Lecturer with a Million Annual Salary
Introduction: Guangzhou Chuanzhi Podcast, an outstanding lecturer with an annual salary of one million in PHP, from Guangzhou PHP training institution? ? Speaking of learning IT technologies like PHP, The impression given is that you just watch the video, follow along, configure the development environment, and then there is nothing to teach. Chuanzhi Podcast's Guangzhou PHP training course is completely guided by teachers in the classroom. It has the same education form as colleges and universities, but has stricter teachers than colleges and universities.
【Related Q&A recommendations】:
The above is the detailed content of 10 course recommendations on training tutorials. For more information, please follow other related articles on the PHP Chinese website!

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics











PHP and Python each have their own advantages, and choose according to project requirements. 1.PHP is suitable for web development, especially for rapid development and maintenance of websites. 2. Python is suitable for data science, machine learning and artificial intelligence, with concise syntax and suitable for beginners.

PHP is widely used in e-commerce, content management systems and API development. 1) E-commerce: used for shopping cart function and payment processing. 2) Content management system: used for dynamic content generation and user management. 3) API development: used for RESTful API development and API security. Through performance optimization and best practices, the efficiency and maintainability of PHP applications are improved.

In PHP, password_hash and password_verify functions should be used to implement secure password hashing, and MD5 or SHA1 should not be used. 1) password_hash generates a hash containing salt values to enhance security. 2) Password_verify verify password and ensure security by comparing hash values. 3) MD5 and SHA1 are vulnerable and lack salt values, and are not suitable for modern password security.

HTTP request methods include GET, POST, PUT and DELETE, which are used to obtain, submit, update and delete resources respectively. 1. The GET method is used to obtain resources and is suitable for read operations. 2. The POST method is used to submit data and is often used to create new resources. 3. The PUT method is used to update resources and is suitable for complete updates. 4. The DELETE method is used to delete resources and is suitable for deletion operations.

PHP is a scripting language widely used on the server side, especially suitable for web development. 1.PHP can embed HTML, process HTTP requests and responses, and supports a variety of databases. 2.PHP is used to generate dynamic web content, process form data, access databases, etc., with strong community support and open source resources. 3. PHP is an interpreted language, and the execution process includes lexical analysis, grammatical analysis, compilation and execution. 4.PHP can be combined with MySQL for advanced applications such as user registration systems. 5. When debugging PHP, you can use functions such as error_reporting() and var_dump(). 6. Optimize PHP code to use caching mechanisms, optimize database queries and use built-in functions. 7

In PHPOOP, self:: refers to the current class, parent:: refers to the parent class, static:: is used for late static binding. 1.self:: is used for static method and constant calls, but does not support late static binding. 2.parent:: is used for subclasses to call parent class methods, and private methods cannot be accessed. 3.static:: supports late static binding, suitable for inheritance and polymorphism, but may affect the readability of the code.

PHP handles file uploads through the $\_FILES variable. The methods to ensure security include: 1. Check upload errors, 2. Verify file type and size, 3. Prevent file overwriting, 4. Move files to a permanent storage location.

PHP type prompts to improve code quality and readability. 1) Scalar type tips: Since PHP7.0, basic data types are allowed to be specified in function parameters, such as int, float, etc. 2) Return type prompt: Ensure the consistency of the function return value type. 3) Union type prompt: Since PHP8.0, multiple types are allowed to be specified in function parameters or return values. 4) Nullable type prompt: Allows to include null values and handle functions that may return null values.
