How to print columns in AWK multiple columns?
With awk ‘ {print… it is easy: But if I want to format the digit to show a certain number of decimals, the other columns disappear: I tried putting the printf statement before each column I wanted formatted, but that resulted in a syntax error: or without the printf and just the format string before each column:
How to compare two files using AWK Stack Overflow?
I’m trying to compare two different files, let’s say “file1” and “file2”, in this way. If fields $2 and $3 are the same in both files, print $0 of file2. Here’s an example:
What to do if two columns in two files are the same?
If fields $2 and $3 are the same in both files, print $0 of file2. Here’s an example: Notice that all couples $2,$3 in file1 are contained in file2 and the number of rows of the output file is the same of file1. There are a lot of questions with similar problems, I know that, but all the answers were not useful.
How to remove the leading space in AWK?
Forcing an awk re-calc sometimes remove the added leading space (OFS) left by removing the first fields (works with some versions of awk): Printing each field formatted with printf will give more control:
When to use default printf formatting in AWK?
You didn’t provide the expected output but it sounds like this might be what you’re trying to do, i.e. specify a format for 1 output field but use the default formatting for as many others as occur without listing a format for all fields in the printf formatting string:
How to print all the columns after a particular column?
Using cut instead of awk and overcoming issues with figuring out which column to start at by using the -c character cut command. Here I am saying, give me all but the first 49 characters of the output.
How to print first three columns of marks.txt?
The following `awk` command will print the first three columns of marks.txt. The for loop is used to print the column values, and the loop includes three steps. The NF variable indicates the total numbers of fields or columns of the file.