add the limit of the number of parameters

Author: mumian

articles/azure-resource-manager/bicep/parameters.md

@@ -4,7 +4,7 @@ description: Describes how to define parameters in a Bicep file.
 author: mumian
 ms.author: jgao
 ms.topic: conceptual
-ms.date: 04/20/2022
+ms.date: 09/06/2022
 ---
 
 # Parameters in Bicep
@@ -15,6 +15,10 @@ Resource Manager resolves parameter values before starting the deployment operat
 
 Each parameter must be set to one of the [data types](data-types.md).
 
+You are limited to 256 parameters. For more information, see [Template limits](../bicep/best-practices.md#template-limits).
+
+For parameter best practices, see [Parameters](./best-practices.md#parameters).
+
 ### Training resources
 
 If you would rather learn about parameters through step-by-step guidance, see [Build reusable Bicep templates by using parameters](/learn/modules/build-reusable-bicep-templates-parameters).
@@ -185,7 +189,7 @@ You might use this decorator to track information about the parameter that doesn
   source: 'database'
   contact: 'Web team'
 })
-param settings object 
+param settings object
 ```
 
 ## Use parameter

articles/azure-resource-manager/templates/parameters.md

@@ -2,7 +2,7 @@
 title: Parameters in templates
 description: Describes how to define parameters in an Azure Resource Manager template (ARM template).
 ms.topic: conceptual
-ms.date: 01/19/2022
+ms.date: 09/06/2022
 ---
 
 # Parameters in ARM templates
@@ -16,6 +16,10 @@ Each parameter must be set to one of the [data types](data-types.md).
 > [!TIP]
 > We recommend [Bicep](../bicep/overview.md) because it offers the same capabilities as ARM templates and the syntax is easier to use. To learn more, see [parameters](../bicep/parameters.md).
 
+You are limited to 256 parameters. For more information, see [Template limits](./best-practices.md#template-limits).
+
+For parameter best practices, see [Parameters](./best-practices.md#parameters). 
+
 ## Minimal declaration
 
 At a minimum, every parameter needs a name and type.