PhpStorm 2021.1 Help

Code Inspection: Unknown HTML boolean tag attribute

This inspection highlights HTML non-boolean tag attributes without value as invalid, and lets mark such attributes as Custom to avoid highlighting them as invalid.

Suppress an inspection in the editor

  1. Position the caret at the highlighted line and press Alt+Enter or click the Intention action icon.

  2. Click the arrow next to the inspection you want to suppress and select the necessary suppress action.

Last modified: 08 March 2021
Code Inspection: Unknown CSS property Code Inspection: Unknown HTML tag