sub(), gsub(), str_replace() ( stringr) make some substitutions in a string.> glob2rx ( "abc.*" ) "^abc\\." Functions which use regular expressions in R This function suggests some regular expression for a specific ("glob" or "wildcard") pattern : If you are not a specialist in regular expression you may find the glob2rx() useful. This can be changed by specifying the option ignore.case = TRUE. ![]() These functions are by default case sensitive. fixed() ( stringr) is equivalent to fixed=TRUE in the standard regex functions. There is a also an option called ‘fixed = TRUE’ which can be considered as a literal regular expression.
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