应用侧可以通过runJavaScript()方法调用前端页面的JavaScript相关函数。 在下面的示例中,点击应用侧的“runJavaScript”按钮时,来触发前端页面的htmlTest()方法。 前端页面代码。 <!-- index.html --> <!DOCTYPE html> function htmlTest() { console.info('JavaScript Hello World! '); } ...
function getThis()( console.log(this) } getThis(); //returns Window {postMessage: ƒ, blur: ƒ, focus: ƒ, close: ƒ, frames: Window, ...} Listing 5-2Get the Current Context of a Function in the Global Scope 代码中调用函数的地方称为执行上下文。执行上下文决定了this 的值。注...
In practice, this is used to also apply tooltips to dynamically added DOM elements (jQuery.on support). See this and an informative example. template string '' Base HTML to use when creating the tooltip. The tooltip's title will be injected into the .tooltip-inner. .tooltip-arrow will bec...
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Micro-Frontends: Modular frontend architecture allows independent development of UI components, promoting collaboration and maintainability. WebAssembly: High-performance online apps are made possible by the ability to run low-level languages in browsers thanks to WebAssembly. AI and ML Integration: JavaS...
You should be able to see there are no blobs in the container without authorization errors. Get Storage resource credentials The Storage resource credentials are used in the Azure Functions API app to connect to the Storage resource. While still in the Azure portal, in the Security + networkin...
Shakapacker makes it easy to use the JavaScript pre-processor and bundler Webpack v5+ to manage frontend JavaScript in Rails. It can coexist with the asset pipeline, leaving Webpack responsible solely for frontend JavaScript, or can be used exclusively, making it also responsible for images, ...
It is easier to implement and is commonly used for jQuery UI widgets. This method can only be implemented on the specified HTML tag. For example, <nav data-mage-init='{"<component_name>": {...}}'>. This is preferred for its concise syntax, and direct access to the HTML element....
In this JavaScript app, you can see all the transformations that are used throughout this guide. Each transformation example has its own JavaScript file showing the imports and syntax required. (Use the hamburger menu to see all the files.) ...
// bad // make() returns a new element // based on the passed in tag name // // @param {String} tag // @return {Element} element function make(tag) { // ...stuff... return element; } // good /** * make() returns a new element * based on the passed in tag name * ...