#02 How to Execute JavaScript

The extensions can now only execute script files and functions. Here is how one can execute a function using the chrome extension's scripting API.

You can use the chrome.scripting API to inject JavaScript and CSS into websites. This is similar to what you can do with content scripts.

Use the chrome.tabs API to interact with the browser's tab system. You can use this API to create, modify, and rearrange tabs in the browser.

Injects JavaScript code into a page. Note: When using Manifest V3 or higher, use scripting.executeScript() to execute scripts.

⚠️ 注意：可以透過定義 tabs query 到的tab 不代表可以透過 executeScript 注入contentScript。 ... 取的當前程式執行的tab，在非tab 的情況下有可能會得到 ... chrome.tabs.query · Query all tabs · Query URL

With chrome.tabs.executeScript it was possible to execute a string on JavaScript, and this is exactly what I was doing - passing the code I wanted to execute ...

For example, chrome. tabs..executeScript(null, {code:var x = 10}, function(){}); how to return the x to the callback?

Here's the working sample to execute js on a tab for Manifest v3: chrome.scripting.executeScript({ target: { tabId: tab.id }, func ...

A basic Chrome Extension example demonstrating the use of `executeScript` in Manifest V3 to inject and execute JavaScript code on a web ...

Chrome Extension Tutorial 34: chrome.tabs.executeScript - Part 1 · Comments13. thumbnail-image. Add a comment... 2:38 · Go to channel ...