On Thu, 25 May 2006, Tien Pham apparently wrote: > I have a very large file containing 7000 lines of data in > a single column. Below is a sample. Many of them are > 7 digit numbers and others are 8 digit numbers. For those > 7 digit numbers, I need to add number 0 at the beginning > of it.
%s/^\d\{7}$/0&
hth,
Alan Isaac
