Regular Expressions 101

passwordthe literal text password (case sensitive)

Non-Capturing Group(?:="?|%3D%22)

1st Alternative="?

=the literal = (61₁₀ / 75₈ / 3D₁₆)

"?optionally matches the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative%3D%22

%3D%22the literal text %3D%22 (case sensitive)

Negated Character Class[^&\"%]*

*matches any number of characters outside the set below:

&the literal & (38₁₀ / 46₈ / 26₁₆)

\"the literal " (34₁₀ / 42₈ / 22₁₆)

%the literal % (37₁₀ / 45₈ / 25₁₆)

Non-Capturing Group(?:%(?!22)[^%&\"]*)*

*repeats the group contents below any number of times:

%the literal % (37₁₀ / 45₈ / 25₁₆)

Negative Lookahead(?!22)

22the literal text 22

Negated Character Class[^%&\"]*

*matches any number of characters outside the set below:

%the literal % (37₁₀ / 45₈ / 25₁₆)

&the literal & (38₁₀ / 46₈ / 26₁₆)

\"the literal " (34₁₀ / 42₈ / 22₁₆)

"?optionally matches the literal " (34₁₀ / 42₈ / 22₁₆)

Global pattern flags

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

password(?:="?|%3D%22)[^&\"%]*(?:%(?!22)[^%&\"]*)*"?

New

http://host?foo=bar&xml=%3C%3Fxml+id%3D%220abc987%22+password%3D%22secreT12aa5%22+binds%3D%222%22
password="value"
http://host?password=value