id-unique
ID attributes must be unique in the document.
Level: Error
Config value
Section titled “Config value”- true: enable rule
- false: disable rule
The following patterns are not considered rule violations
Section titled “The following patterns are not considered rule violations”<div id="id1"></div><div id="id2"></div>The following pattern is considered a rule violation:
Section titled “The following pattern is considered a rule violation:”<div id="id1"></div><div id="id1"></div>