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Module

Usage

Module[{x, y, ...}, expr] specifies that occurrences of the symbols x, y, ... in expr should be treated as local.
Module[{x=x0, ...}, expr] defines initial values for x, ....

Basic example

$In[1]:=f[x0_]:= Module[{x=x0}, While[x>0, x=Log[x]]; x ] In[2]:=f[2.] Out[2]=-0.366513$

Attributes

HoldAll | Protected

Relationships with other entities

With | Block | DynamicModule | Unique | GeneratedParameters

Relationships with other entities

Typical ranks of usage in programs

74th most common (1 in 1330 symbols)

44th most common (1 in 451 symbols)

100th most common (1 in 1180 symbols)

History

introduced in Version 2 (January 1991)

Timeline

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We're Awesome!

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