Cover the vscode extract feature

Author: mumian

articles/azure-resource-manager/bicep/media/visual-studio-code/visual-studio-code-azure-variable-parameter-type-extract-parameter-with-allowed-values.png

@@ -3,7 +3,7 @@ title: Create Bicep files by using Visual Studio Code
 description: Learn how to use Visual Studio Code to create Bicep files.
 ms.topic: how-to
 ms.custom: devx-track-bicep
-ms.date: 11/21/2024
+ms.date: 12/10/2024
 ---
 
 # Create Bicep files by using Visual Studio Code
@@ -205,17 +205,37 @@ The yellow light bulb in VS Code represents a quick fix suggestion. It appears w
 
 :::image type="content" source="./media/visual-studio-code/visual-studio-code-bicep-context-quick-fix-suggestions.png" alt-text="Screenshot of Visual Studio Code quick fix suggestions.":::
 
-For the extract commands, see [Extract paramters, variables, and types](#extract-parameters-variables-and-types). In **More Actions**, it suggests adding [decorators](./variables.md#use-decorators).
+For the extract commands, see [Extract parameters, variables, and types](#extract-parameters-variables-and-types). In **More Actions**, it suggests adding [decorators](./variables.md#use-decorators).
 
 ## Extract parameters, variables, and types
 
 Extracting [variables](./variables.md), [parameters](./parameters.md), and [user-defined data types](./user-defined-data-types.md) involves isolating and defining these components from existing code to improve code structure, maintainability, and clarity.
 
-The following screenshot shows a definition of a storage account resource. You can extract a parameter or a variable, or a user-defined data type based of a property, such as `kind`. Select the `kind` line from the code, and then select the yellow light bulb icon, the context windows shows the available extract options.
+The following screenshot shows a definition of a storage account resource. You can extract a parameter or a variable, or a user-defined data type based of a property, such as `kind`. 
+
+Select the `kind` line from the code, and then select the yellow light bulb icon. The context windows shows the available extract options.
 
 :::image type="content" source="./media/visual-studio-code/visual-studio-code-azure-variable-parameter-type-extraction.png" alt-text="Screenshot of variable, parameter, type extraction.":::
 
+- **Extract variable**: creates a new variable, and give you an option to update the variable name:
+
+  :::image type="content" source="./media/visual-studio-code/visual-studio-code-azure-variable-parameter-type-extract-variable.png" alt-text="Screenshot of extracting variable.":::
+
+- **Extract parameter of type \<data-type>**: create a new parameter, and give you an option to update the parameter name:
+
+  :::image type="content" source="./media/visual-studio-code/visual-studio-code-azure-variable-parameter-type-extract-parameter.png" alt-text="Screenshot of extracting parameter.":::
+
+- **Extract parameter of type \<data-type>** with allowed values: create a new parameter, and give you an option to update the parameter name:
+
+  :::image type="content" source="./media/visual-studio-code/visual-studio-code-azure-variable-parameter-type-extract-parameter-with-allowed-values.png" alt-text="Screenshot of extracting parameter with allowed values.":::
+
+  After the extract, it requires some modification.
+
+- **Extract user-defined type**:
+
+  :::image type="content" source="./media/visual-studio-code/visual-studio-code-azure-variable-parameter-type-extract-parameter-with-allowed-values.png" alt-text="Screenshot of extracting parameter with allowed values.":::
 
+  After the extract, it requires some modification. 
 
 ## View documentation