This filter make replacements BEFORE processing document by results parsers. So, you can correct results quality using this filter. For example - some sites make replacement of symbol '@' to some image. Using this filter you can turn it back.

URL

URL or mask (symbols * and ? used as wildcards)

String to replace

String or Regular Expression to search

Replace to

Replacement

RegExp

Use regular expression to search

Case sensitive

String to replace case sensitive.