Regular Expressions 101

Pro

^start of line

Negative Lookahead(?!http(s)?:\/\/|~)

1st Alternativehttp(s)?:\/\/

httpthe literal text http (case sensitive)

Group 1(s)?

?repeats the group contents below at most once:

sthe literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

2nd Alternative~

~the literal ~ (126₁₀ / 176₈ / 7E₁₆)

.*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.

25 tokens

^(?!http(s)?:\/\/|~).*

New

mailto:episerver@episerver.com
http://www.episerver.comm
~/link/00000000000000000000000000000000.aspx"
!imakeyourjobcrash
ftp://ftp.warez.com