Regular Expressions 101

^start of line

Group 1(\d{4})

\d{4}a digit, repeated exactly 4 times

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 2(\d{2})

\d{2}a digit, repeated exactly 2 times

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 3(\d{2})

\d{2}a digit, repeated exactly 2 times

Group 4(.*)

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

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.

Search reference

Regular Expression

^(\d{4})-(\d{2})-(\d{2})(.*)

New

2015-09-03/q-502-0720101527-20150903-080112-1441260058.1085767.wav49

\1/\2/\3\4