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9.139 IARGC — Get the number of command line arguments ¶

Description:

IARGC returns the number of arguments passed on the command line when the containing program was invoked.

This intrinsic routine is provided for backwards compatibility with GNU Fortran 77. In new code, programmers should consider the use of the COMMAND_ARGUMENT_COUNT — Get number of command line arguments intrinsic defined by the Fortran 2003 standard.

Standard:

GNU extension

Class:

Function

Syntax:

RESULT = IARGC()

Arguments:

None

Return value:

The number of command line arguments, type INTEGER(4).

Example:

See GETARG — Get command line arguments

See also:

GNU Fortran 77 compatibility subroutine: GETARG — Get command line arguments Fortran 2003 functions and subroutines: GET_COMMAND — Get the entire command line, GET_COMMAND_ARGUMENT — Get command line arguments, COMMAND_ARGUMENT_COUNT — Get number of command line arguments