When you run the Go To Definition or Peek Definition command for an item whose source code is unavailable, a tabbed document that contains a view of that item's metadata, displayed as source code, appears in the code editor. You can see the declarations of the types and members, but not their implementations. When you view the definition of C# types or members whose source code is not available, their metadata is displayed instead. If you peek another definition from the popup window, you start a breadcrumb path that you can navigate using the circles and arrows that appear above the popup.įor more information, see How to: View and edit code by using Peek Definition (Alt+F12). Then, press Ctrl (or whichever modifier key is selected in Options), and click on the type or member. Select the option Open definition in peek view and click OK to close the Options dialog box. To enable Ctrl+ click functionality, go to Tools > Options > Text Editor > General. If you are a mouse user, you can select Peek Definition from the right-click menu. If you are a keyboard user, place your text cursor somewhere inside the type or member name and press Alt + F12.
The Peek Definition feature lets you preview the definition of a type without leaving your current location in the editor. You can also disable mouse-click Go To Definition by unchecking the Enable mouse click to perform Go To Definition checkbox. You can change the modifier key for mouse-click Go To Definition by going to Tools > Options > Text Editor > General, and selecting either Alt or Ctrl+ Alt from the Use modifier key drop-down. To quickly navigate to the definition of a symbol, press the Ctrl key and then click on it. Symbols become clickable when you press Ctrl and hover over the type or member. Ctrl-click Go To DefinitionĬtrl+ click is a shortcut for mouse users to quickly access Go To Definition. If you are a mouse user, either select Go To Definition from the right-click menu or use the Ctrl-click functionality described in the following section.
If you are a keyboard user, place your text cursor somewhere inside the symbol name and press F12.
The Go To Definition feature navigates to the source of a type or member, and opens the result in a new tab. If the source code is not available, metadata is displayed instead. In Visual Studio, the Go To Definition and Peek Definition features enable you to easily view the definition of a type or member. Applies to: Visual Studio Visual Studio for Mac Visual Studio Codeĭevelopers often need to view the source code definitions for types or class members they use in their code.
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