Wolfram Language & System 10.0 (2014)|Legacy Documentation

This is documentation for an earlier version of the Wolfram Language.View current documentation (Version 11.2)

Localize Variables with Block

Block can be used to localize variables. Here, it is used with ParametricPlot to visualize a complex map.

    
In[1]:=
Click for copyable input
Out[1]=
In the context, still has no value: