// Executes JavaScript in the root frame of a tab. JavaScript with executeScript will immediately return control back to: the WebDriver code (returning null), and rely on the immediately: following command to handle the user prompt. MV2: chrome.tabs.executeScript. Hello Developer, Hope you guys are doing great. Static file injection with scripting.executeScript is almost identical to it used to work in Tabs API. I was able to create the chrome extension by adding a manifest: scripting permission is added in … No Thanks! Add this in the manifest: "background": { "scripts": ["background.js"] }, Then in the page you can define an array storing last times when browser action was performed for each tab. - background.js executeScript ({target: {tabId: tabId}, func: getTitle,}, => {...}); This means some native objects (for instance new Error or new Promise) will be emptied (become {} ), … tabs. Essentially you get a serialised copy, something like you will if you do JSON.parse (JSON.stringify (obj)). Building A ‘Serverless’ Chrome Extension. Then, in an open tab (if you're creating an MV2 extension you'll need to refresh the page), press Ctrl+Shift+L, and the document's body background color will change to black and the text to white. chrome.tabs.executeScript ( tab.id, { code: ` (async function () { // Do lots of things with await return true; }) ()` }, async r => { console.log (r); // Logs array with single value [Object] console.log (await r [0]); // Logs empty Object {} }); The problem is that the callback result r. It should be an array of script results, so I expect r [0] to be a promise that resolves when the script finishes. Tab ID can also be set to chrome.tabs.TAB_ID_NONE for apps and devtools windows. 使用 chrome.storage.local （ MDN ） 传递数据（在注入脚本之前设置）。. Bare minimum Chrome extension to inject a JS file into the given page when you click on the browser action icon. The issue seems to be that the “extension” context is lost when I inject a script like chunk.js in Firebox, but not in Chrome. I have got an array with all these tabs' IDs. onUpdated. chrome.tabs.executeScript({ tabId: tabId, file: "content.js" }); More options are available in the chrome.tabs.executeScript() documentation and in other Examples. Settings are saved per web page URL. Steps to reproduce. Once extension is loaded, you will see hello world extension entry in chrome toolbar. Developers that have created Chrome extensions in the past may be familiar with Manifest V2 methods on the Tabs API like chrome.tabs.executeScript and chrome.tabs.insertCSS. id, {code: 'document.body.style.backgroundColor = "' + color + '";'});});}; The updated code adds an onclick event on the button, which triggers a programmatically injected content script. 9. Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression. The problem is that events and native objects are not directly available between the page and the extension. Proposal. You could fetch the selection by loading a script into the page using the executeScript method in the Tabs API. Click the "testcase" toolbar button. With chrome.tabs.executeScript, you can have your extension request additional access (say
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