Sheltran - Description of the language

Document conventions

• SHELTRAN keywords appear in capitals. (SHELTRAN keywords always start on a new line and must be followed by at least one blank)

• Syntactic elements are enclosed within < >.

• Items enclosed within [ ] are optional.

• <statement> is used to denote any SHELTRAN and/or FORTRAN statement(s).

Overview

• Statement labels.
• IF construct.
• SELECT construct.
• WHILE construct.
• REPEAT construct.
• FOR construct.
• PERFORM and PROC.
• I/O statements.
• CALL statement.
• Comment, Note and Eject lines.
• Fortran directive lines.
• Input and output source formats.
• Include Files.
• Limitations.