Question

I have a file with many lines, like

1 jfkdajfd   1 2 3 5
2 fkldfjld   
3 fdkfloaf   9 10
4 fldfldkf 
5 fdskf;ak   12 1 4

I want to get all the numbers and put them in a column in a file, like

 1
 2
 3
 5
 9
 10
 12
 1
 4

how can I achieve this?
thanks

Answer 1

In your case, it looks like you can do this:

awk '{for (i=3;i<=NF;++i) {print $i}}'

This is assuming that all the numbers you want to print occur in column 3 or after.