Replace String Tool

You need to click "+" first. It will display a and b two input. And if you click replace it will replace a with b.

Regex will using regex to replace.

Replace at once will do the replace at once:
(this method also use regex)
input: ABC
A -> B
B -> C
C -> A
output: BCA (not active will be AAA)

+

Regex

Replace at once
Replace

original paragraph:

replaced paragraph: