Lahey/GNU Fortran  

Notational Conventions

The following conventions are used throughout this manual:

Code and keystrokes are indicated by courier font.

In syntax descriptions, [brackets] enclose optional items.

An ellipsis, '...', following an item indicates that more items of the same form may appear.

Italics indicate text to be replaced by the programmer.

non italic characters in syntax descriptions are to be entered exactly as they appear.

A vertical bar separating non italic characters enclosed in curly braces `{ opt1 | opt2 | opt3 }' indicates a set of possible options, from which one is to be selected.