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string_operations

61 Treffer, Zuletzt geändert: vor 9 Monaten

#!/bin/bash export INFILE=${1-"infile"} export OUTFILE=${2-"outfile"} cat $INFILE $OUTFILE Hopefully, this gives you something to think about and to play with until ... >#!/bin/bash export INFILE=${1-"infile"} export OUTFILE=${2-"outfile"} cat $INFILE $OUTFILE</code> H

test

5 Treffer, Zuletzt geändert: vor 9 Monaten

[ "$string1" ]). # # As Stephane Chazelas points out, # if [ $string1 ] has one argument, "]" # ... alse." fi </code> Caution But, as rihad points out: <code> [ 1 -eq 1 ] && [ -n "`echo true 1>&2`" ] ... [ 1 -eq 2 ] && [ -n "`echo true 1>&2`" ] # (no output) # ^^^^^^^ False condition. So far, everything... # true # ^^^^^^^ False condition. So, why "true" output? # Is it because both condition clauses withi