Escapes the RegExp special characters "^", "$", "", ".", "*", "+", "?", "(", ")", "[", "]", "{", "}", and "|" in string.
Optional
The string to escape.
Returns the escaped string.
Escapes the RegExp special characters "^", "$", "", ".", "*", "+", "?", "(", ")", "[", "]", "{", "}", and "|" in string.