C:\tmp\files>type x 1:onebla 2:onebla 3:onebla 1:twobla 2:twobla 3:twobla 1:threebla 2:threebla 3:threebla C:\tmp\files>perl -n00 -E"say'>>';print;say'<<'" x >> 1:onebla 2:onebla 3:onebla << >> 1:twobla 2:twobla 3:twobla << >> 1:threebla 2:threebla 3:threebla << C:\tmp\files>perl -n0777 -E"say'>>';print;say'<<'" x >> 1:onebla 2:onebla 3:onebla 1:twobla 2:twobla 3:twobla 1:threebla 2:threebla 3:threebla <<