Find and Replace

Several swaps at once, in the order you list them. Plain text by default, a regular expression when you want one, and a running count of how often each rule fired.

Before
After
The result appears here.
Rules

Rules run top to bottom, each one on the result of the last. In a regular expression you can use $1 in the replacement to keep a captured group, and \n or \t for a new line or a tab.