# VariableDefinition


The new value of the variable.

## Contents


 ** name **   <a name="iotevents-Type-iotevents-data_VariableDefinition-name"></a>
The name of the variable.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `^[a-zA-Z][a-zA-Z0-9_]*$`   
Required: Yes

 ** value **   <a name="iotevents-Type-iotevents-data_VariableDefinition-value"></a>
The new value of the variable.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 1024.  
Required: Yes

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/iotevents-data-2018-10-23/VariableDefinition) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iotevents-data-2018-10-23/VariableDefinition) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iotevents-data-2018-10-23/VariableDefinition)