search
HomeWeb Front-endJS TutorialSummary of related articles on loading and execution

JavaScript's performance in the browser has become the most important availability issue facing developers. This problem is complicated by the blocking nature of JavaScript, which means that when the browser is executing JavaScript code, it cannot do anything else at the same time. This article details how to properly load and execute JavaScript code to improve its performance in the browser. Whether the current JavaScript code is embedded or in the external link file, the download and rendering of the page must stop and wait for the script to be completed. The longer JavaScript's execution process, the longer the browser waiting to respond to the user input. The reason why the browser appears when downloading and executing the script is that the script may change the naming space of the page or JavaScript, which affects the content of the following page. A typical example is to use document.write () in the page. JavaScript code internal example & lt; html & gt;

& n

# 1. Accelerate JavaScript loading and execution efficiency

Summary of related articles on loading and execution## This #: The performance of JavaScript in the browser has become the most important availability issue faced by developers. And this problem is complicated due to the obstruction characteristics of JavaScript, which means that when the browser executes the JavaScript code, it cannot ...

##2. Javascript performance optimization optimization optimization optimization : Load and execute

Summary of related articles on loading and execution This profile: With the continuous promotion of Web2.0 technology, more and more Application uses JavaScript technology to deal with it at the client, so that the performance of JavaScript in the browser is the most important available problem faced by developers. This problem is complicated by the blocking nature of JavaScript, which means that when the browser is executing JavaScript code, it cannot do anything else at the same time.

# 3. Javascript to improve loading and execution efficiency methods

#: The performance of JavaScript in the browser has become the most important availability issue facing developers. And this problem is complicated due to the obstruction characteristics of JavaScript, which means that when the browser executes JavaScript code, it cannot do anything else at the same time. This article details how to correctly load and execute the JavaScript code to improve its performance in the browser. Summary of related articles on loading and execution

4. assemblyinfo.cs C# Assembly class accesses assembly information

Introduction: assemblyinfo.cs:assemblyinfo. CS C# Assembly Class access program information: C# can access the assembly information through the Assembly class in C#. 1. Allow access to the element of the given distribution set, including the method that can load and execute the assembly set; Methods of assembly.load (program set name) or assembly.loadfrom (the entire path name name); 3. Properties: FullName: The assembly display name; 3. Method: Gettypes (): Get the type of concentration defined by the program. TestAssembly.cs: view

5. C# Assembly class access assembly information_PHP tutorial

Introduction: C# The Assembly class accesses assembly information. Assembly information can be accessed through the Assembly class in C#. 1. Allows access to the meta elements of a given assembly, including methods that can load and execute the assembly; 2. Load the assembly: use static methods

6. C# Assembly class accesses assembly information

Introduction: The C# Assembly class accesses assembly information. Assembly information can be accessed through the Assembly class in C#. 1. Allows access to the meta elements of a given assembly, including methods that can load and execute the assembly; 2. Load the assembly: use static methods

7. JRun 2.3.x sample files expose site security information_MySQL

Introduction: Program involved: JRun 2.3.x Description: JRun 2.3.x sample files expose site security information details: JRun 2.3.x There are some servlet sample files in the JRUN_HOME/servlets directory. This directory is JRun 2.3 .x is used to load and execute servlets files. All files with the extension ".java" or "class" must be deleted because of this

8. Javascript Loading and Execution-Performance Improvement_javascript Tips

Introduction: The performance problem of Javascript in the browser may be the most important usability problem; the blocking browser of Js uses a single process to handle the UI process and the execution of Js ;Whether it is embedded or externally linked, download and execute immediately because it may modify the page

[Related Q&A recommendations]:

javascript - js loading and execution order issues

The above is the detailed content of Summary of related articles on loading and execution. For more information, please follow other related articles on the PHP Chinese website!

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
The Future of Python and JavaScript: Trends and PredictionsThe Future of Python and JavaScript: Trends and PredictionsApr 27, 2025 am 12:21 AM

The future trends of Python and JavaScript include: 1. Python will consolidate its position in the fields of scientific computing and AI, 2. JavaScript will promote the development of web technology, 3. Cross-platform development will become a hot topic, and 4. Performance optimization will be the focus. Both will continue to expand application scenarios in their respective fields and make more breakthroughs in performance.

Python vs. JavaScript: Development Environments and ToolsPython vs. JavaScript: Development Environments and ToolsApr 26, 2025 am 12:09 AM

Both Python and JavaScript's choices in development environments are important. 1) Python's development environment includes PyCharm, JupyterNotebook and Anaconda, which are suitable for data science and rapid prototyping. 2) The development environment of JavaScript includes Node.js, VSCode and Webpack, which are suitable for front-end and back-end development. Choosing the right tools according to project needs can improve development efficiency and project success rate.

Is JavaScript Written in C? Examining the EvidenceIs JavaScript Written in C? Examining the EvidenceApr 25, 2025 am 12:15 AM

Yes, the engine core of JavaScript is written in C. 1) The C language provides efficient performance and underlying control, which is suitable for the development of JavaScript engine. 2) Taking the V8 engine as an example, its core is written in C, combining the efficiency and object-oriented characteristics of C. 3) The working principle of the JavaScript engine includes parsing, compiling and execution, and the C language plays a key role in these processes.

JavaScript's Role: Making the Web Interactive and DynamicJavaScript's Role: Making the Web Interactive and DynamicApr 24, 2025 am 12:12 AM

JavaScript is at the heart of modern websites because it enhances the interactivity and dynamicity of web pages. 1) It allows to change content without refreshing the page, 2) manipulate web pages through DOMAPI, 3) support complex interactive effects such as animation and drag-and-drop, 4) optimize performance and best practices to improve user experience.

C   and JavaScript: The Connection ExplainedC and JavaScript: The Connection ExplainedApr 23, 2025 am 12:07 AM

C and JavaScript achieve interoperability through WebAssembly. 1) C code is compiled into WebAssembly module and introduced into JavaScript environment to enhance computing power. 2) In game development, C handles physics engines and graphics rendering, and JavaScript is responsible for game logic and user interface.

From Websites to Apps: The Diverse Applications of JavaScriptFrom Websites to Apps: The Diverse Applications of JavaScriptApr 22, 2025 am 12:02 AM

JavaScript is widely used in websites, mobile applications, desktop applications and server-side programming. 1) In website development, JavaScript operates DOM together with HTML and CSS to achieve dynamic effects and supports frameworks such as jQuery and React. 2) Through ReactNative and Ionic, JavaScript is used to develop cross-platform mobile applications. 3) The Electron framework enables JavaScript to build desktop applications. 4) Node.js allows JavaScript to run on the server side and supports high concurrent requests.

Python vs. JavaScript: Use Cases and Applications ComparedPython vs. JavaScript: Use Cases and Applications ComparedApr 21, 2025 am 12:01 AM

Python is more suitable for data science and automation, while JavaScript is more suitable for front-end and full-stack development. 1. Python performs well in data science and machine learning, using libraries such as NumPy and Pandas for data processing and modeling. 2. Python is concise and efficient in automation and scripting. 3. JavaScript is indispensable in front-end development and is used to build dynamic web pages and single-page applications. 4. JavaScript plays a role in back-end development through Node.js and supports full-stack development.

The Role of C/C   in JavaScript Interpreters and CompilersThe Role of C/C in JavaScript Interpreters and CompilersApr 20, 2025 am 12:01 AM

C and C play a vital role in the JavaScript engine, mainly used to implement interpreters and JIT compilers. 1) C is used to parse JavaScript source code and generate an abstract syntax tree. 2) C is responsible for generating and executing bytecode. 3) C implements the JIT compiler, optimizes and compiles hot-spot code at runtime, and significantly improves the execution efficiency of JavaScript.

See all articles

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

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

Hot Tools

mPDF

mPDF

mPDF is a PHP library that can generate PDF files from UTF-8 encoded HTML. The original author, Ian Back, wrote mPDF to output PDF files "on the fly" from his website and handle different languages. It is slower than original scripts like HTML2FPDF and produces larger files when using Unicode fonts, but supports CSS styles etc. and has a lot of enhancements. Supports almost all languages, including RTL (Arabic and Hebrew) and CJK (Chinese, Japanese and Korean). Supports nested block-level elements (such as P, DIV),

ZendStudio 13.5.1 Mac

ZendStudio 13.5.1 Mac

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

MantisBT

MantisBT

Mantis is an easy-to-deploy web-based defect tracking tool designed to aid in product defect tracking. It requires PHP, MySQL and a web server. Check out our demo and hosting services.

SecLists

SecLists

SecLists is the ultimate security tester's companion. It is a collection of various types of lists that are frequently used during security assessments, all in one place. SecLists helps make security testing more efficient and productive by conveniently providing all the lists a security tester might need. List types include usernames, passwords, URLs, fuzzing payloads, sensitive data patterns, web shells, and more. The tester can simply pull this repository onto a new test machine and he will have access to every type of list he needs.