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run code in 300+ PHP versions simultaneously
<?php class A { public static function hi() { echo __CLASS__,' -> A'; } public static function test() { // self::hi(); // 调用当前A类 A::hi(); 输出 A -> A // static::hi(); // 调用子B类 B::hi()覆盖了A::hi(); 输出 B -> B static::child(); // 调用子B类 B::child() // self::child(); // Fatal error: Call to undefined method A::child() } } class B extends A { public static function hi() { echo __CLASS__,' -> B'; } public static function child() { echo 'child'; } } B::test();
Output for 7.1.0 - 7.1.25, 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
child
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 child
preferences:
150.22 ms | 402 KiB | 171 Q