Printing Column in Any OrderYou can print columns in any order. For instance, the following example prints the fourth column followed by the third column.Example[jerry]$ awk '/a/ {print $4 "\t" $3}' marks.txt On
Print with Fixed Column Width (Basic) To create a fixed column width report, you have to specify a number immediately after the % in the format specifier. This number indicates the minimum number of character to be printed. When the input-string is smaller than the specified number, spaces ...
X=; print $X; means print $1. You can do more fancy stuff with this. '{print $(NF-1)}' - NF is the number of fields (words) in the record (line). $NF` would be the last field (word) (if there are 5 fields NF is 5. $NF will point to the 5th field (word))Modify...
as $awk'$1 ~/^root/'test will show the line beginning with root in the first column of the test file. 10. compare expressions Conditional, expression1, expression2:, expression3, for example: $awk,'{max = {$1 > $3}, $1:, $3:, print, max}', test. ...
This command prints the names of the bulletin boards ($1) in the fileBBS-listas a string of 10 characters that are left-justified. It also prints the phone numbers ($2) next on the line. This produces an aligned two-column table of names and phone numbers, as shown here: ...
This program prints the total and average for the last column of each input line: {s += $NF} END {print "sum is", s, "average is", s/NR} The next program interchanges the first and second fields of input lines: { tmp = $1 $1 = $2 $2 = tmp print } ...
Return the filed name of a field (column). switch(input,case1,return1[,case2,return2...][,default]): Normal function. if input equal to case1, then return return1, etc.. If none matched, return default or return input if no default provided. Similar to SWITCH CASE statement. when(...
You would like to print the 1st and 3rd column only. This should do the trick awk -F, '{print $1,$3}' cities.csv We set a custom field (word) separator with -F,. Note the comma between the positional arguments. IF you remember {print "a" "b"} will output "ab". You need ...
You would like to print the 1st and 3rd column only. This should do the trick awk -F, '{print $1,$3}' cities.csv We set a custom field (word) separator with -F,. Note the comma between the positional arguments. IF you remember {print "a" "b"} will output "ab". You need ...
As you can see you have 3 columns. You would like to print the 1st and 3rd column only. This should do the trickawk -F, '{print $1,$3}' cities.csv We set a custom field (word) separator with-F,. Note the comma between the positional arguments. IF you remember{print "a" "b...