.*any Unicode character (except for line terminators), repeated any number of times
EXCELthe literal text EXCEL (case sensitive) .the literal . (4610 / 568 / 2E16)
EXEthe literal text EXE (case sensitive) .*any Unicode character (except for line terminators), repeated any number of times
(?i)applies the following effective flags to the remainder of the pattern: gi i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters
Maxicreditothe literal text Maxicredito (case insensitive) .*any Unicode character (except for line terminators), repeated any number of times
.the literal . (4610 / 568 / 2E16)
xlsx - Excelthe literal text xlsx - Excel (case insensitive) g modifier: global. Finds all matches instead of stopping after the first