Setup a regular expression to only keep what you want. This example
keep alpha, nums, spaces , commas and periods:
> x <- readLines(textConnection('I discovered that the following works:
+any(is.na(strsplit(readLines(FILE), "")))
+
+ I am wondering whether anyone has a better approach to
Colleagues
R 2.10.1 on a Mac
I read in textfiles using readLines, then I process those files, then I use R
to execute another program. Occasionally those files contain characters other
than letter / numbers / routine punctuation marks. For example, a bullet
(option-8 on a Mac) triggers the
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