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Shell Programming and Scripting

Optimize shell script to run faster

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# 8  
Old 01-06-2015
Try also
Code:
awk     'BEGIN          {NOW = srand()}
         $1~"comment"   {match ($0, "entry_time=[0-9]*")
                         FT = substr($0, RSTART+11, RLENGTH-11)
                         if ((NOW - FT) > 3600)  next 
                        }
         1
        ' RS="}\n" ORS="}\n" file

This User Gave Thanks to RudiC For This Post:
SkySmart
# 9  
Old 01-06-2015
Quote:
Originally Posted by RudiC
Try also
Code:
awk     'BEGIN          {NOW = srand()}
         $1~"comment"   {match ($0, "entry_time=[0-9]*")
                         FT = substr($0, RSTART+11, RLENGTH-11)
                         if ((NOW - FT) > 3600)  next 
                        }
         1
        ' RS="}\n" ORS="}\n" file

great idea Rudi. just an FYI, some awk-s can have only single characters used for RS/ORS...
as OP didn't state his OS/awk version, the more verbose/lengthy approach was suggested....
This User Gave Thanks to vgersh99 For This Post:
SkySmart
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