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 intrinsic defined by the Fortran 2003 standard.
RESULT = IARGC()
The number of command line arguments, type
GNU Fortran 77 compatibility subroutine: GETARG
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