Because parentheses are special characters in regexps, so you need to escape them. And To get a literal \ in a string in Java needsyou need to haveescape it like so :\\\ escaped.
So () => \(\) => \\(\\)
Because parentheses are special characters in regexps, so you need to escape them. And Java needs to have\ escaped.
Because parentheses are special characters in regexps, so you need to escape them. To get a literal \ in a string in Java you need to escape it like so :\\.
