What is the Ruby equivalent of preg_quote()?

Question

In PHP you need to use preg_quote() to escape all the characters in a string that have a particular meaning in a regular expression, to allow (for example)

Answer 1

You want Regexp.escape.

str = "[...]"
re = /#{Regexp.escape(str)}/
"la[...]la[...]la".gsub(re,"") #=> "lalala"