>>>>> "Z" == Zakaria  <z4k4ri4 / bigfoot.com> writes:

Z> What ruby -pi expand to?

 To nothing.


pigeon% ls bb*
bb
pigeon% 

pigeon% cat bb
aa
pigeon%

pigeon% ruby -pi -e 'sub(/./, "x")' bb
pigeon%

pigeon% ls bb*
bb
pigeon% 

pigeon% cat bb
xa
pigeon% 



Guy Decoux