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## de.grogra.xl.lang
Interface VoidToBoolean

    public interface VoidToBoolean

Instances of `VoidToBoolean` represent functions which take `void`s as input and return values of type `boolean`. Such instances are created by lambda expressions of the XL programming language, e.g., `VoidToBoolean f = void => boolean` some expression`;`.

Author:
  Ole Kniemeyer

Method Summary
`boolean` | `evaluateBoolean()` Computes the value of this function.

Method Detail

### evaluateBoolean

    boolean evaluateBoolean()

  Computes the value of this function.

  Returns:
    function value

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