Regular Expressions 101

Explanation

Pro

examplethe literal text example (case sensitive)

.any character (except for line terminators)

comthe literal text com (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

accountthe literal text account (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 1(|.*\#home\.html|(\?(?!.*#.*)))

1st Alternative — matches an empty string

2nd Alternative.*\#home\.html

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

\#the literal # (35₁₀ / 43₈ / 23₁₆)

homethe literal text home (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

htmlthe literal text html (case sensitive)

3rd Alternative(\?(?!.*#.*))

Group 2(\?(?!.*#.*))

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Negative Lookahead(?!.*#.*)

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

#the literal # (35₁₀ / 43₈ / 23₁₆)

.*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

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

example.com\/account\/(|.*\#home\.html|(\?(?!.*#.*)))$

New

example.com/account/
example.com/account/?brand=mine
example.com/account/#home.html
example.com/account/?brand=mine#home.html
example.com/account/#other.html
example.com/account/?brand=mine#other.html

Extraction

example.com/account/
example.com/account/?brand=mine
example.com/account/#home.html
example.com/account/?brand=mine#home.html
example.com/account/#other.html
example.com/account/?brand=mine#other.html