"Expression" (Interpreter Type)

Wolfram Language expression.


  • "Expression" can be used in Interpreter and related constructs, including deployed smart form fields.
  • Use of "Expression" does not require connectivity to the Wolfram Cloud.

Allowed Forms

  • Any valid Wolfram Language expression.

Restriction Specifications



Basic Examples  (7)

Interpret expressions:

Restrict to a list of choices:

By default, only expressions with no side effect are allowed:

This can be changed by allowing All symbols:

Restrict to a list of symbols:

By default, new symbols are created in $Context, but a custom context can be specified:

Specify contexts for the allowed and output symbols:

Prevent the creation of any new symbol:

Introduced in 2014