There are oh-so-many ways, as I am sure people will tell you. regular
expressions are the most wonderful things for such a task. I am comfortable
with tcl, so I would read the file into a tcl variable and use 'regsub -all
{\t700:00:00} $instring {} outstring'.
There are unbelievably simple,
I am sure someone already sent this reply and I missed it.
Anyway, if I understand the original problem correctly, you want to
find instances of \t\t00:00:00 and \t\t\t\t\t\t\t00:00:00, etc. and
remove them.
I hope this is generic enough so you can change it to fit your needs:
echo Start c
