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<?php final class TestClass { public static $currentValue; public static function toValue($value) { self::$currentValue = $value; return new static(); } public static function add($value) { self::$currentValue = self::$currentValue + $value; return new static(); } public static function subtract($value) { self::$currentValue = self::$currentValue - $value; return new static(); } public static function result() { return self::$currentValue; } } $value = TestClass::toValue(5)::add(3)::subtract(2)::add(8)::result(); var_dump($value);
Output for 7.0.0 - 7.0.33, 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
int(14)
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 int(14)
Output for 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '::' (T_PAAMAYIM_NEKUDOTAYIM) in /in/BspcC on line 27
Process exited with code 255.

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