Code Inspection: Multiple classes declarations in one file
Configure inspections: Settings | Editor | Inspections
Show intention actions: AltEnter
Reports multiple class declarations in a single file, which violates the PSR-0/PSR-4 standards.
See PSR-0/PSR-4 standards (php-fig.org) for details.
Place the caret at the highlighted line and press AltEnter or click
.
Click the arrow next to the inspection you want to suppress and select the necessary suppress action.