![]() WebStorm creates a run/debug configuration automatically, and a debugging session starts. To start debugging this application using the built-in server, open index.html in the editor and choose Debug 'index.html' from the context menu. Let's suppose that you have a simple application that consists of an index.html file and an index.js file, where index.html references index.js. To open a new Chrome instance with your familiar look-and-feel, configure Chrome in WebStorm to start with your user data, see Starting a debugging session with your default Chrome user data for details. In the Debug tool window, proceed as usual: step through the program, stop and resume the program execution, examine it when suspended, view actual HTML DOM, run JavaScript code snippets in the Console, and so on.īy default, a debugging session starts in a new window with a custom Chrome user data. To save the automatically generated configuration for further re-use, choose Save from the context menu after the debugging session is over. The file opens in the browser, and the Debug tool window appears. WebStorm generates a debug configuration and starts a debugging session through it. Open the HTML file that references the JavaScript to debug or select the HTML file in the Project tool window.įrom the context menu of the editor or the selection, choose Debug. ![]() Set the breakpoints in the JavaScript code, as required. All the project files are served on the built-in server with the root URL with respect to the project structure. This server is always running and does not require any manual configuration. WebStorm has a built-in web server that can be used to preview and debug your application. For more details about the live editing functionality, see Live Edit in HTML, CSS, and JavaScript.ĭebug an application that is running on the built-in server To have the changes you make to your HTML, CSS, or JavaScript code immediately shown in the browser without reloading the page, activate the Live Edit functionality. For more details about plugins, see Managing plugins.Ĭonfigure the built-in debugger as described in Configuring JavaScript debugger. In the search field, type JavaScript Debugger. ![]() Press Control+Alt+S to open the IDE settings and then select Plugins. If your DevTools window is wide, this pane is displayed to the right of the Editor pane.Ī common method for debugging this type of problem is to insert several console.log() statements into the code and then to inspect values as the script runs.Make sure the JavaScript Debugger bundled plugin is enabled in the settings. This pane provides tools for inspecting the JavaScript for the webpage. After you select a file in the Navigator pane, this pane displays the contents of the file. The Editor pane (in the upper right corner). Every file that the webpage requests is listed here. The Navigator pane (in the upper left corner). Select the Page tab, and then select the JavaScript file, get-started.js. Or, press Ctrl+Shift+I (Windows, Linux) or Command+Option+I (macOS). To open DevTools, right-click the webpage, and then select Inspect. The Sources tool is where you debug JavaScript. These tasks include changing CSS, profiling page-load performance, and monitoring network requests. Step 2: Get familiar with the Sources tool UIĭevTools provides several tools for different tasks. Next, go to Step 2: Get familiar with the Sources tool UI to start fixing the addition error that's the bug. The label below the button says 5 + 1 = 51. For more information, see Browse InPrivate in Microsoft EdgeĬlick Add Number 1 and Number 2. Tip: Open Microsoft Edge in InPrivate Mode, to ensure that Microsoft Edge runs in a clean state. Alternatively you can press and hold Ctrl (for Windows, Linux) or Command (for macOS), and then click the link. To open the webpage, right-click the link and select "Open link in new tab" or "Open link in new Window" on the popup window. Open the demo webpage Get Started Debugging JavaScript in a new window or tab. The first step in debugging is to find a sequence of actions that consistently reproduce a bug. ![]() This article teaches you the basic workflow for debugging any JavaScript issue using DevTools. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |