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From: rfinch@caldwr.water.ca.gov (Ralph Finch)
Newsgroups: comp.lang.idl-pvwave
Subject: comparing arrays
Message-ID: <265@locke.water.ca.gov>
Date: 2 Mar 91 00:18:11 GMT
Organization: Calif. Depart. of Water Resources, Sac.
Lines: 15


PV-Wave 3.02.

I need to find all elements in 1 array that are in another.  I'd like
to do this:

a=[1,2,3,4,5]
b=[2,4]
index=where(a eq b)

However, it doesn't work.  Any ideas?
-- 
Ralph Finch			916-445-0088
rfinch@water.ca.gov		...ucbvax!ucdavis!caldwr!rfinch
Any opinions expressed are my own; they do not represent the DWR