Regular Expressions 101

^start of line

Negative Lookahead(?!.*[.](?:js|ico|gif|jpg|png|css|rss|xml|htm|html|pdf|zip|gz|txt|ttf|woff)$)

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

Character Class[.]

.the literal . (46₁₀ / 56₈ / 2E₁₆)

Non-Capturing Group(?:js|ico|gif|jpg|png|css|rss|xml|htm|html|pdf|zip|gz|txt|ttf|woff)

1st Alternativejs

jsthe literal text js (case sensitive)

2nd Alternativeico

icothe literal text ico (case sensitive)

3rd Alternativegif

gifthe literal text gif (case sensitive)

4th Alternativejpg

jpgthe literal text jpg (case sensitive)

5th Alternativepng

pngthe literal text png (case sensitive)

6th Alternativecss

cssthe literal text css (case sensitive)

7th Alternativerss

rssthe literal text rss (case sensitive)

8th Alternativexml

xmlthe literal text xml (case sensitive)

9th Alternativehtm

htmthe literal text htm (case sensitive)

10th Alternativehtml

htmlthe literal text html (case sensitive)

11th Alternativepdf

pdfthe literal text pdf (case sensitive)

12th Alternativezip

zipthe literal text zip (case sensitive)

13th Alternativegz

gzthe literal text gz (case sensitive)

14th Alternativetxt

txtthe literal text txt (case sensitive)

15th Alternativettf

ttfthe literal text ttf (case sensitive)

16th Alternativewoff

woffthe literal text woff (case sensitive)

$end of line

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

$end of line

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

^(?!.*[.](?:js|ico|gif|jpg|png|css|rss|xml|htm|html|pdf|zip|gz|txt|ttf|woff)$).*$

New

http://gioplet/articles
http://gioplet/img/logo.png
http://gioplet/index.php
http://gioplet/css/main.css
http://gioplet/.css/main
http://gioplet/.png/main
http://gioplet/main/index.html
http://gioplet/js/main.js

Regular Expression

Substitution