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<?php function all_local_vars(){ $initial_vars = array_keys(get_defined_vars()); $foo = 0; $bar = 'hoge'; return compact(array_diff(array_keys(get_defined_vars()), $initial_vars)); } var_dump(all_local_vars());
Output for 7.1.25 - 7.1.28, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(3) { ["initial_vars"]=> array(0) { } ["foo"]=> int(0) ["bar"]=> string(4) "hoge" }
preferences:
156.17 ms | 403 KiB | 163 Q