showNonASCII {tools} | R Documentation |
This function prints elements of a character vector which contain
non-ASCII bytes, printing such bytes as a escape like <fc>
.
showNonASCII(x)
x |
a character vector. |
This was originally written to help detect non-portable text in files in packages.
It prints all lines of the files which contain non-ACII characters,
preceded by the line number and with non-ASCII bytes highlighted
via iconv(sub = "byte")
.
out <- c( "fa\xE7ile test of showNonASCII():", "\\details{", " This is a good line", " This has an \xfcmlaut in it.", " OK again.", "}") cat(out, file = "my.Rd", sep = "\n") showNonASCII(readLines("my.Rd")) unlink("my.Rd")