![]() ![]() You cannot debug two WebView2 controls at the same time, because the CDP port is shared by all WebView2 controls, and uses a single port number. Cannot debug two WebView2 controls at the same timeĪfter the first match is found in the URL, the debugger stops. If you are rendering webpages on sites and you don't have access to the source code, you can use the ?=value option, because webpages ignore unrecognized parameters. #Edgeview debug isdn code#When debugging your app, you might need to step through the code from the beginning of the rendering process. Explicitly match a file named "index.ts": ![]() Match any url that contains "index" anywhere in the URL: Match any url that ends with "index.ts": When the WebView2 control navigates to a URL, the urlFilter parameter value is used to compare strings that appear in the URL. Open launch.json and complete the following actions to use targeted WebView2 debugging.Ĭonfirm that the useWebview parameter is set to true.Īdd the urlFilter parameter. To pick which WebView2 control to debug in this situation, you can use targeted WebView2 debugging. In some WebView2 apps, you might use more than one WebView2 control. To view the debug output and errors, open Debug Console. On the Run tab, select the launch configuration from the dropdown menu.Ĭlick Start Debugging, which is the green triangle next to the launch configuration dropdown. To set a breakpoint in your source code, click a line of code and then press F9: You can safely ignore the url parameter, if needed. Visual Studio Code source path mapping now requires an URL, so your app now receives a url command-line parameter when it starts. of your app, and `webRoot` is the top level directory with all your code files. The following two lines set up source path mapping, where `url` is the start page "Path": "%path% e:/path/to/your/app/location " Customize for your app location if needed "runtimeExecutable": "C:/path/to/your/webview2/app.exe", "port": 9222, // The port value is optional, and the default value is 9222. If your project doesn't have a launch.json file, create a new launch.json file and paste the following code into it: "name": "Hello debug world", To debug your code, your project is required to have a launch.json file. Use Microsoft Visual Studio Code to debug scripts that run in WebView2 controls. ![]()
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