Regular Expressions 101

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

ordem=the literal text ordem= (case sensitive)

Group 1(\d+)?

?repeats the group contents below at most once:

\d+a digit, repeated at least once

Group 2([A-Z]+)?

?repeats the group contents below at most once:

Character Class[A-Z]+

+matches at least one character from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

&?ordem=(\d+)?([A-Z]+)?

New

pagina.php?campo=teste&ordem=2&cor=azul
pagina.php?ordem=2&campo=teste
pagina.php?ordem=2FFF&campo=teste
pagina.php?ordem=FFF&campo=teste

pagina.php?campo=teste&ordem=2&cor=azul
pagina.php?ordem=2&campo=teste
pagina.php?ordem=2FFF&campo=teste
pagina.php?ordem=FFF&campo=teste