No Warning For Unused VariablesΒΆ
PHP optimisation in action : undefined variables are only reported when they are used.
first is omitted : no operation
second is skipped : no need to execute 2nd term
third is reporting a warning.
PHP optimisation in action : undefined variables are only reported when they are used.
first is omitted : no operation
second is skipped : no need to execute 2nd term
third is reporting a warning.