Regular Expressions 101

^start of string

httpthe literal text http (case sensitive)

s?optionally matches the literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Negated Character Class[^\/]+

+matches at least one character outside the set below:

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Negated Character Class[^?]+

+matches at least one character outside the set below:

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Group 1(\?[^=&]+=[^&]+)?

?repeats the group contents below at most once:

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Negated Character Class[^=&]+

+matches at least one character outside the set below:

=the literal = (61₁₀ / 75₈ / 3D₁₆)

&the literal & (38₁₀ / 46₈ / 26₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Negated Character Class[^&]+

+matches at least one character outside the set below:

&the literal & (38₁₀ / 46₈ / 26₁₆)

$end of string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

^https?:\/\/[^\/]+\/[^?]+(\?[^=&]+=[^&]+)?$

New

https://anything1/folder/index.html?param=anything2