Rocket Validator looks for accesibility violations on your pages using the axe-core accessibility engine, hosted on our own servers and integrated into our web crawler. You don't need to buy an additional license, everything's already included in your Pro account at Rocket Validator.
WCAG: Best Practice: accesskey attribute value must be unique
accesskeyattribute values in a document must be unique. Put another way,
accesskeys must not be repeated to prevent unexpected effects for keyboard users.
accesskeyattribute value for some part of a document allows users to quickly activate or move the focus to a specific element by pressing the specified key (usually in combination with the
accesskeyvalues creates unexpected effects that ultimately make the page less accessible.
For each defined
accesskey, ensure the value is unique and does not conflict with any default browser and screen reader shortcut keys.
Content is not operable by keyboard users with no or low vision who cannot use devices such as mice that require eye-hand coordination, users who have trouble tracking a pointer, or users who must use alternate keyboards or input devices acting as keyboard emulators.