On Wednesday 06 August 2008, kinda wrote: > hi friends., > my ascii file is as shown > 1 41.18324 117.2673 *** > 2 41.18324 117.2799 12.78 > 3 41.18324 117.2925 *** > ---------------- > ---------------- > 299859 37.65457 122.0885 16.8 > 299860 37.65457 122.1011 16.668 > -------------------- > ------------------ > 657522 33.21582 127.602 23.532 > 657523 33.21582 127.6146 23.532 > > like wise i have 100's of files.. > In all the files i have to replace the *** (represents no data in my file) > with 0( zero). > i could not match those *** with the sed. ( am unfamiliar with regexp:-( )
time to learn then huh ? sed -i 's:\*\*\*:0:g' -mike
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