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<?php // $username = "hello"; $name = $firstName ?? $username ?? $placeholder ?? $test ?? $vidu ?? "ví dụ ra cái này nếu trước nó NULL"; echo $name; // class number { public $a= 10; public $b=20; private $c=30; } $numbers = new number(); foreach($numbers as $var => $value) { echo "$value "; }
Output for 7.1.0 - 7.1.33, 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 - 8.3.4, 8.3.6
ví dụ ra cái này nếu trước nó NULL10 20
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 ví dụ ra cái này nếu trước nó NULL10 20
preferences:
166.86 ms | 402 KiB | 191 Q