Verbatim

Verbatim[expr]
represents expr in pattern matching, requiring that expr be matched exactly as it appears, with no substitutions for blanks or other transformations.

MORE INFORMATION

Verbatim[x_] will match only the actual expression x_.

Verbatim is useful in setting up rules for transforming other transformation rules.

Verbatim[expr] does not maintain expr in an unevaluated form.

EXAMPLES

CLOSE ALL

Basic Examples (2)

Match any expression:

In[1]:=

Out[1]=

Match only the pattern x_:

Changes the pattern only when it is explicitly f[x_]:

In[1]:=

Out[1]=

Scope (1)

SEE ALSO

HoldPattern

TUTORIALS

Patterns and Transformation Rules

Verbatim Patterns

MORE ABOUT

Patterns

New in 3

Ask a question about this page | Suggest an improvement | Leave a message for the team