Logtalk reference manual
Built-in non-terminal: phrase//1
Contents > Reference Manual > Built-in Methods > phrase//1

## phrase//1

#### Description

    phrase(NonTerminal)

This non-terminal takes a non-terminal or a grammar rule body and parses it using the current implicit list of tokens. A common use is to wrap what otherwise would be a naked variable in a grammar rule body.

#### Template and modes

    phrase(+callable)

#### Errors

NonTerminal is a variable:
  `instantiation_error`
NonTerminal is neither a variable nor a callable term:
  `type_error(callable, NonTerminal)`

#### Examples

  ``