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Thread: Modifying a variable value
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  #5 (permalink)  
Old 05-14-2008
shamrock shamrock is offline Forum Advisor  
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var2=$(users | awk '{for(i=1; i<=NF; ++i) if(!a[$i]++) printf("%s ", $i)}')
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Code:
var2=$(users | awk '{for(i=1; i<=NF; ++i) if(!a[$i]++) printf("%s ", $i)}')