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# PredicateExpressions.StringContainsRegex

```
struct StringContainsRegex<Subject, Regex> where Subject : PredicateExpression, Regex : PredicateExpression, Subject.Output : BidirectionalCollection, Regex.Output : RegexComponent, Subject.Output.SubSequence == Substring
```

## Topics

### Initializers

[`init(subject: Subject, regex: Regex)`](/documentation/Foundation/PredicateExpressions/StringContainsRegex/init(subject:regex:))

### Instance Properties

[`let regex: Regex`](/documentation/Foundation/PredicateExpressions/StringContainsRegex/regex)

[`let subject: Subject`](/documentation/Foundation/PredicateExpressions/StringContainsRegex/subject)

## Relationships

### Conforms To

[`PredicateExpression`](/documentation/Foundation/PredicateExpression)

[`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible)

[`Sendable`](/documentation/Swift/Sendable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Copyable`](/documentation/Swift/Copyable)

[`Escapable`](/documentation/Swift/Escapable)

[`StandardPredicateExpression`](/documentation/Foundation/StandardPredicateExpression)

[`Encodable`](/documentation/Swift/Encodable)

[`Decodable`](/documentation/Swift/Decodable)

---

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