Regular Expressions 101

1st Alternative(href|src)="(https|http):\/\/(.*?)"

Group 1(href|src)

1st Alternativehref

hrefthe literal text href (case sensitive)

2nd Alternativesrc

srcthe literal text src (case sensitive)

="the literal text ="

Group 2(https|http)

1st Alternativehttps

httpsthe literal text https (case sensitive)

2nd Alternativehttp

httpthe literal text http (case sensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 3(.*?)

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

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative(href|src)="(.*?)"

Group 4(href|src)

1st Alternativehref

hrefthe literal text href (case sensitive)

2nd Alternativesrc

srcthe literal text src (case sensitive)

="the literal text ="

Group 5(.*?)

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

"the literal " (34₁₀ / 42₈ / 22₁₆)

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

(href|src)="(https|http):\/\/(.*?)"|(href|src)="(.*?)"

New

"hello" "world"
<a href="https://google.com"/>
<a href="http://youtube.com"/>
<a href="/img/a.png"/>