Silent Optimisation Of Variables

no-email (Damien Seguy), Damien Seguy
Tue, 08 Oct 2024 00:00:00 +0000

See PHP optimisation in action : undefined variables are only reported when they are used.

The first one is omitted : there are no operation with it.
The second one is skipped : no need to execute 2nd term when the first one is already true.
The third one is reporting a warning, as expected.