Regular Expressions 101

^start of line

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

Group 1(uol.com.br\/)

uolthe literal text uol (case sensitive)

.any character (except for line terminators)

comthe literal text com (case sensitive)

.any character (except for line terminators)

brthe literal text br (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 2(\d+)

\d+a digit, repeated at least once

-*the literal - (45₁₀ / 55₈ / 2D₁₆) , 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

^.*(uol.com.br\/)(\d+)-*

http://thumb.mais.uol.com.br/15516553-medium.jpg?ver=1