# Matcher
<a name="API_Matcher"></a>

The codes to use when checking for a successful response from a target. If the protocol version is gRPC, these are gRPC codes. Otherwise, these are HTTP codes. 

## Contents
<a name="API_Matcher_Contents"></a>

 ** GrpcCode **   
You can specify values between 0 and 99. You can specify multiple values (for example, "0,1") or a range of values (for example, "0-5"). The default value is 12.  
Type: String  
Required: No

 ** HttpCode **   
For Application Load Balancers, you can specify values between 200 and 499, with the default value being 200. You can specify multiple values (for example, "200,202") or a range of values (for example, "200-299").  
For Network Load Balancers, you can specify values between 200 and 599, with the default value being 200-399. You can specify multiple values (for example, "200,202") or a range of values (for example, "200-299").  
For Gateway Load Balancers, this must be "200–399".  
Note that when using shorthand syntax, some values such as commas need to be escaped.  
Type: String  
Required: No

## See Also
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For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon SDK for C\$1\$1](https://docs.amazonaws.cn/goto/SdkForCpp/elasticloadbalancingv2-2015-12-01/Matcher) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/elasticloadbalancingv2-2015-12-01/Matcher) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/elasticloadbalancingv2-2015-12-01/Matcher)