Regular Expressions 101

Pro

(?m)applies the following effective flags to the remainder of the pattern: gm

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

^start of line

Non-Capturing Group(?:.*\n){2}

{2}repeats the group contents below exactly 2 times:

.*any Unicode character (except for line terminators), repeated any number of times

\na line-feed (newline) character (ASCII 10)

.*any Unicode character (except for line terminators), repeated any number of times

8355371640847825590the literal text 8355371640847825590

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

25 tokens

(?m)^(?:.*\n){2}.*8355371640847825590

New

Text
Line 2 
Line 3: 8355371640847825590
Line 4
Line5
Line 666
Lin: 9 8355371640847825590