Escape regular expression

The function of this online utility is to escape regular expression.

For example,

. * ? + - / \ ^ $ | ( ) [ ] { } < > = ! :

will becomes:

s = s.replace(/\. \* \? \+ \- \/ \\ \^ \$ \| \( \) \[ \] \{ \} \< \> \= \! \:/g, "XXX");

.

Another example,

https://mtbink.com

will becomes:

s = s.replace(/https\:\/\/mtbink\.com/g, "XXX");

.