Regular Expressions 101

^start of string

Negated Character Class[^?]+

+matches at least one character outside the set below:

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

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

&?optionally matches the literal & (38₁₀ / 46₈ / 26₁₆)

q=the literal text q= (case sensitive)

Group 1([^$|&]+)

Negated Character Class[^$|&]+

+matches at least one character outside the set below:

$the literal $ (36₁₀ / 44₈ / 24₁₆)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

&the literal & (38₁₀ / 46₈ / 26₁₆)

Global pattern flags

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

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

^[^?]+.*?&?q=([^$|&]+)

New

/myweb/search?s=islamic_sources&q=test
/myweb/search?q=test
/myweb/search?q=test&g=sth