PhpStorm 2021.1 Help

Code Inspection: Duplicate character in character class

Reports duplicate characters inside a RegExp character class. For example [++]. Duplicate characters are unnecessary and can be removed without changing the semantics of the regex.

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