ReplaceList

ReplaceList[expr, rules]
attempts to transform the entire expression expr by applying a rule or list of rules in all possible ways, and returns a list of the results obtained.

ReplaceList[expr, rules, n]
gives a list of at most n results.

MORE INFORMATION

When no transformation is possible, ReplaceList returns {}.

EXAMPLES

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Basic Examples (1)

Give the results of all possible replacements:

In[1]:=

Out[1]=

Give only the first replacement that applies:

In[2]:=

Out[2]=

Scope (2)

Applications (3)

SEE ALSO

Replace ReplaceAll StringReplaceList Cases Trace Position Split

TUTORIALS

Finding Expressions That Match a Pattern

Applying Transformation Rules

MORE ABOUT

Constructing Lists

Discrete Mathematics

Rules