# TextTransformation


Text transformations eliminate some of the unusual formatting that attackers use in web requests in an effort to bypass detection. 

## Contents


 ** Priority **   <a name="WAF-Type-TextTransformation-Priority"></a>
Sets the relative processing order for multiple transformations. AWS WAF processes all transformations, from lowest priority to highest, before inspecting the transformed content. The priorities don't need to be consecutive, but they must all be different.   
Type: Integer  
Valid Range: Minimum value of 0.  
Required: Yes

 ** Type **   <a name="WAF-Type-TextTransformation-Type"></a>
For detailed descriptions of each of the transformation types, see [Text transformations](https://docs.aws.amazon.com/waf/latest/developerguide/waf-rule-statement-transformation.html) in the * AWS WAF Developer Guide*.  
Type: String  
Valid Values: `NONE | COMPRESS_WHITE_SPACE | HTML_ENTITY_DECODE | LOWERCASE | CMD_LINE | URL_DECODE | BASE64_DECODE | HEX_DECODE | MD5 | REPLACE_COMMENTS | ESCAPE_SEQ_DECODE | SQL_HEX_DECODE | CSS_DECODE | JS_DECODE | NORMALIZE_PATH | NORMALIZE_PATH_WIN | REMOVE_NULLS | REPLACE_NULLS | BASE64_DECODE_EXT | URL_DECODE_UNI | UTF8_TO_UNICODE`   
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/wafv2-2019-07-29/TextTransformation) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/wafv2-2019-07-29/TextTransformation) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/wafv2-2019-07-29/TextTransformation)