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Version: 5.x

META statement

The META statement creates a new metacode.

Syntax​

META name(param1, ..., paramN)
    statement1
    ...
    statementM
END

Description​

The META statement declares a new metacode and adds it to the current module.

The META statement is an exception - it is not supposed to end with a semicolon.

Parameters​

  • name

    Metacode name. Simple ID. Must be unique within the current namespace among metacodes with the same number of parameters.

  • param1, ..., paramN

    List of metacode parameters. Each parameter is defined by a simple ID. The list cannot be empty.

  • statement1 ... statementM

    A sequence of statements represented by a block of code. Statements may contain special operators ## and ### used for concatenating lexemes. Statements cannot include another META statement.

Examples​

META objectProperties(object, type, caption)
    object##Name 'Name'##caption = DATA BPSTRING[100](###object); // capitalizing the first letter
    object##Type 'Type'##caption = DATA type (###object);
    object##Value 'Cost'##caption = DATA INTEGER (###object);
END

META objectProperties(object, type)
    @objectProperties(object, type, '');
END