use readLines to read in the entire file, find your pattern of where your data starts and then write the data starting there using writeLines to a temporary file and now you can just read in that file using read.table; you will have 'skipped' the extra header data.
Sent from my iPad On Aug 30, 2011, at 22:23, Julius Tesoro <jutes...@yahoo.com> wrote: > Dear All, > > > I have many files with a lot of headers and text at the beginning of the > file. The headers are not uniform though and they contain different sizes Is > there a way where I can read a table and skip all of the headers/text on top > of it until I encounter a certain text pattern? Here is an example. I just > want to read the table after the ~A. > > > ~Version Information > VERS. 2.00: CWLS log ASCII Standard -VERSION 2.00 > WRAP. NO: One line per depth step > # > # > ~Well Information Block > #MNEM.UNIT Data Type Description > #--------- ----------- ---------------- > STRT.M 51.000 :START DEPTH > STOP.M .010 :STOP DEPTH > STEP.M -.010 :STEP > # > # > ~Curve Information Block > #MNEM.UNIT Curve Description > #--------- ----------------------------- > DEPT.M :DEPTH > GRDE.GAPI :GAMMA FROM DENSITY TOOL > CODE.G/C3 :COMPENSATED DENSITY > # > > # > # > ~A Depth GRDE CODE LSDU BRDU CADE DENL > DENB ADEN VL2F VL4F VL6F VL2A > 51.000 -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > 50.990 -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > 50.980 -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > 50.970 -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > 50.960 -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > 50.950 -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > 50.940 -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > -999.25 -999.25 -999.25 -999.25 -999.25 -999.25 > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
