Regular Expressions 101

Group 1(position|top|left|bottom|right)

1st Alternativeposition

positionthe literal text position (case sensitive)

2nd Alternativetop

topthe literal text top (case sensitive)

3rd Alternativeleft

leftthe literal text left (case sensitive)

4th Alternativebottom

bottomthe literal text bottom (case sensitive)

5th Alternativeright

rightthe literal text right (case sensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\s?optionally matches any whitespace character

Group 2(\w*)

\w*any word character, repeated any number of times

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

Global pattern flags

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(position|top|left|bottom|right):\s?(\w*);

New

background-image: url(http://host.ru:8080/img/environment/circle_portret2.jpg); position: absolute; top: 73px; left: 93px; background-position: 0px 0px; background-repeat: initial initial;

Regular Expression

Extraction