Join MDN and developers like you at Mozilla's View Source conference, 12-14 September in Berlin, Germany. Learn more at https://viewsourceconf.org

negate

negate
Type: boolean
Set to true to indicate that the comparison should be reversed. The where clause matches if the condition is false, and does not match if the condition is true.

Document Tags and Contributors

 Contributors to this page: Sheppy, Marsf, Enn
 Last updated by: Sheppy,