percentchg.csh
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# Calculate the percentage change between an old value and a new value
# Copyright (c) 2008-2012 by Hamilton Laboratories. All rights reserved.
proc percentchg( oldvalue, newvalue )
if (oldvalue == 0) then
echo -2 percentchg: The old value cannot be 0
@ status = 1
else
return 100 * (newvalue - oldvalue)/oldvalue
end
end
percentchg $argv
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