Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!orion.oac.uci.edu!ucivax!levine From: levine@crimee.ics.uci.edu (David Levine) Newsgroups: comp.lang.fortran Subject: Re: implicit none Message-ID: <26B8B79D.15026@ics.uci.edu> Date: 2 Aug 90 23:30:37 GMT References: Lines: 22 Nntp-Posting-Host: crimee.ics.uci.edu John E. Davis writes: > VMS fortran has an extension to fortran that forces me to declare all >this. I was wondering if this will be a part of Fortran 90. Also, what is >the best way to simulate this effect? Yes, it is included in Fortran 90. Many compilers give the same effect with a command line option, e.g., VMS: /warn=declare or /warn=all Microsoft: /4Yd Sun (and many other UNIX) f77: -u I prefer the command line option, if available. No code changes are required if you ever have to port to a compiler that doesn't support IMPLICIT NONE. David L. Levine, Dept. of ICS Internet: levine@ics.uci.edu University of California, Irvine BITNET: levine@ucivmsa Irvine, CA 92717 UUCP: ucbvax!ucivax!levine