URL query parameter regex pattern
Copy and test a JavaScript regex for URL query parameters, with examples, limitations, and a one-click link to the regex tester.
URL query parameter regex pattern
Validate whole value
Use anchors to check whether the complete value matches.
Regex: ^[^\s=&?#]+=[^\s#&]*$
Flags: -
Search in text
Find matching fragments inside a larger block of text.
Regex: [?&][^\s=&?#]+=[^\s#&]*
Flags: g
Examples that match
page=2sort=desc
Examples that do not match
pagepage 2
Limitations
This pattern is useful for simple key=value pairs. It does not decode percent-encoding or nested query syntaxes.
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