i have file as in txt format @ATTRIBUTE f1996 REAL @ATTRIBUTE f1997 REAL @ATTRIBUTE f1998 REAL @ATTRIBUTE f1999 REAL @ATTRIBUTE f2000 REAL @ATTRIBUTE class {-1,1}
@DATA 2.080750,1.099070,0.927763,1.029080,-0.130763,1.265460,-0.43 1.109460,0.786453,0.445560,-0.146323,-0.996316,0.555759,0.29 -0.676530,1.693100,1.559250,1.559980,-0.982179,-1.358510,-1. 0.534396,1.677540,1.489030,0.778605,-0.183776,-1.116850,-1.4 -1.018900,0.511080,0.755641,1.013820,0.529899,0.160440,-0.08 -1.185370,-0.514473,-0.566634,1.224720,0.619244,-0.684713,-0 1.779050,0.423947,0.820696,2.525690,0.666921,0.661346,0.4253 -------------------------------------------------------------------------------------------------------------------------------------------------------------- i want to parse only numbers not starting with @ like 2.080750,1.099070,0.927763,1.029080,-0.130763,1.265460,-0.43 1.109460,0.786453,0.445560,-0.146323,-0.996316,0.555759,0.29 -0.676530,1.693100,1.559250,1.559980,-0.982179,-1.358510,-1. 0.534396,1.677540,1.489030,0.778605,-0.183776,-1.116850,-1.4 -1.018900,0.511080,0.755641,1.013820,0.529899,0.160440,-0.08 -1.185370,-0.514473,-0.566634,1.224720,0.619244,-0.684713,-0 1.779050,0.423947,0.820696,2.525690,0.666921,0.661346,0.4253 & putting numbers only in array for each line how should i assess (read) file -- View this message in context: http://r.789695.n4.nabble.com/how-to-used-regular-expression-while-reading-file-tp4449889p4449889.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.