Found a total of 4 related content
Will jquery be executed after all js are loaded?
Article Introduction:When we use JavaScript and jQuery, we usually need to pay attention to the execution order of the code, especially when it comes to asynchronous loading, dependencies, event callbacks, etc., we need to think carefully. One of the common questions is: Will jQuery execute all js immediately after loading? First, we need to understand some basics. There are two ways to load JavaScript files in the browser: synchronously and asynchronously. Synchronous loading means that when the browser parses HTML tags, it
2023-05-18
comment 0
434
Deep understanding of how the JavaScript engine executes JS code
Article Introduction:This article brings you relevant knowledge about JavaScript, which mainly introduces issues related to how the js engine executes js code. When the js engine executes js code, it will also perform lexical analysis, syntax analysis, and semantics from top to bottom. Analysis and other processing, and generate AST after the code parsing is completed. I hope it will be helpful to everyone.
2022-03-29
comment 0
1458
Use the async attribute to asynchronously load and execute JavaScript methods
Article Introduction:We have been using placeholders before, but they had to be implemented in JavaScript before. The async attribute provided for JavaScript tags in HTML5 allows JavaScript to be loaded and executed asynchronously. This article will introduce this feature in detail.
2020-06-17
comment 0
2416