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invalid null command

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# 1  
Old 07-07-2010
invalid null command
Code:
 
#! /bin/csh
set pattern = ""
set deli = |
foreach  i ( `cat pattern`)
      set pattern = "$pattern$deli$i"

end

all i want to accomplish is create a string a|b|c, but instead I got an invalid null command error,

thanks for your help
# 2  
Old 07-08-2010
Hi,

Can you post the output of
Code:
cat pattern

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