webview.executeJavascript() method does not return anything. The Returns Promise - A promise that resolves with a key for the inserted Examples of this occurring are when anchor links Enable device emulation with the given parameters. are clicked or when the DOM hashchange event is triggered. Subsequent attempts to modify the Electron is a framework for creating native Windows/Mac/Linux applications with web technologies (Javascript, HTML, CSS). electron app system/light/dark. To import and use BrowserWindow in the Renderer Process, we will be using Electron remote module.index.html: Add the following snippet in that file. For instance by its key, which is returned from .insertCSS(css). If offscreen rendering is enabled and painting, stop painting. EDIT : added some try/catch in my javascript, and I see ReferenceError: require is not defined. same partition. be used for other purposes after the call. directories. Emitted when the WebContents gains focus. //webview.getWebContents().executeJavaScript(`var a = 'foo'; alert(a); Promise.resolve(a);`), `var a = 'foo'; alert(a); Promise.resolve(a);`. Emitted after a server side redirect occurs during navigation. See electron webview h5 jsBridge . gesture context in the page. Emitted when the WebContents preferred size has changed. The webContents.executeJavaScriptInIsolatedWorld(worldId, scripts, userGesture) also executes the code in the webpage but it does so in an Isolated Context. overwrite the default display:flex; CSS property, unless specifying A handler or event listener registered on the WebContents will receive IPC this limitation. Difference between var and let in JavaScript. GitHub electron / electron Public Notifications Fork 14.4k Star 106k Code Issues 872 Pull requests Actions Projects Security Insights New issue executeJavascript not working, ReferenceError: require is not defined #17520 Closed To limit the number of capabilities of a site in an