[Home](./index.md) > [@contract-case/case-definition-dsl](./case-definition-dsl.md) > [matchers](./case-definition-dsl.matchers.md) > [strings](./case-definition-dsl.matchers.strings.md) > [StringSuffix](./case-definition-dsl.matchers.strings.stringsuffix.md) > [(constructor)](./case-definition-dsl.matchers.strings.stringsuffix._constructor_.md) ## matchers.strings.StringSuffix.(constructor) Constructs a new instance of the `StringSuffix` class **Signature:** ```typescript constructor(prefix: AnyStringMatcher, suffix: string); ``` ## Parameters

Parameter	Type	Description
prefix	AnyStringMatcher	A string or matcher to match against the prefix. If you don't mind what the prefix is, pass null / undefined
suffix	string	The suffix for the matched string. Must be a string and not a matcher