awk is a programming language designed for text processing and typically used on Unix-like systems. It is a standard feature of many GNU/Linux distributions and Mac OS X.
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My take on finding the maximum number in a file was written for a windows environment (running under cmd.exe). In this environment only double quotes can be used to “protect” …
How does awkArray[NR]=$0 and awkArray[NR]=$1 print the last number Read More »
With your shown samples, could you please try following. awk ‘ /^\[/{ next } { for(i=1;i<=NF;i++){ if($i>=1 && $i<=58050){ tempfirstGroup=(tempfirstGroup?tempfirstGroup OFS:””)$i } if($i>=58051 && $i<=116100){ tempsecondGroup=(tempsecondGroup?tempsecondGroup OFS:””)$i } } if(tempfirstGroup){ …
AWK/sed – write a text in a text file before number which is lower than specific value Read More »
You may use this enhanced awk script: cat rnd.awk function rnd(max) { # generate a randon number between 2 and max return int(rand()*max-1)+2 } function rndsum() { while(1) { # …
add rows from another file if the condition is true Read More »
A possibility with awk: awk -F ‘[ ]’ ‘{$2 = $4; print}’ file By using the space character for the input field separator (as opposed to spaces and tabs), a …
Change field separator with awk or sed of a specific set of columns Read More »
Your syntax is rather weird. Probably refactor along the lines of awk ‘NR == FNR { if ($1 ~ /^\//) arr[$6]=$1 ” ” $2 ” ” $3 ” ” $4 …
the command awk usually doesn’t join two outputs together Read More »
Could you please try following. awk ‘ BEGIN{ OFS=”,” } { for(i=1;i<=NF;i++){ if(!arr[$i]++){ val=(val?val OFS:””)$i } } print val val=”” }’ Input_file Explanation: Adding detailed explanation for above. awk ‘ …
With shown samples could you please try following. awk ‘ match($0,/0 ,\(\(/){ val=substr($0,RSTART,RLENGTH) sub(/.*,/,””,val) print substr($0,1,RSTART-1) val substr($0,RSTART+RLENGTH) val=”” next } 1 ‘ Input_file Explanation: Adding detailed explanation for above. …
You can do something like this: while read -r a b c d e; do echo “a=$a, b=$b, c=$c, d=$d, e=$e” done < <(nc … 2>&1 | awk -F ‘[[:blank:]]+wind0[[:blank:]]+’ …
This works: $ sed -E ‘s/^([^:]*:[^:]*):[0-9][0-9]$/\1/’ file The [^:] means ‘any character other than a :’ so it works by making the deletion at the end only if there are …
how to remove part of the string if the condition exists [closed] Read More »
Could you please try following, based on shown samples only written in GNU awk. This is considering that cell is coming each time in blocks and if cell is not …
search for a pattern and print them above a certain pattern every time it is closed Read More »
