Patterns

31 functions the reference files under this topic, grouped as its own guide page groups them.

Basic Pattern Objects

Blank BlankSequence BlankNullSequence

Composite Patterns

Alternatives Repeated RepeatedNull Pattern Except Longest Shortest OptionsPattern PatternSequence Verbatim HoldPattern OrderlessPatternSequence KeyValuePattern

Restrictions on Patterns

Blank Integer Condition PatternTest NumberQ

Pattern Defaults

Optional Default

Attributes Affecting Patterns

Orderless Flat OneIdentity

String Patterns »

StringExpression

Pattern Matching Functions »

MatchQ Cases Position Count

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