Wolfram Language & System 10.4 (2016)|Legacy Documentation

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is an option for objects such as Button, Dynamic, and Cell that gives the name of the kernel to use to evaluate their contents.


  • The default setting is typically Evaluator->"Local".
  • Evaluator->None specifies that no evaluation should be done.
  • Evaluator is more often set at a global level or at the level of whole notebooks than at the level of individual cells or other objects.

ExamplesExamplesopen allclose all

Basic Examples  (1)Basic Examples  (1)

Create input cells with different Evaluator settings:

Click for copyable input

The first cell has no evaluator; the second cell uses the evaluator named :

Click for copyable input
Introduced in 1996