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run code in 300+ PHP versions simultaneously
<?php abstract class Lol { protected static $cache = NULL; public static function setCacheFromLol() { static::$cache = "Lol"; } public static function getCacheFromLol() { return static::$cache; } } class Lol1 extends Lol { public static function setCacheFromLol1() { static::$cache = "Lol1"; } public static function getCacheFromLol1() { return static::$cache; } } class Lol2 extends Lol { public static function setCacheFromLol2() { static::$cache = "Lol1"; } public static function getCacheFromLol2() { return static::$cache; } } Lol1::setCacheFromLol1(); echo Lol2::getCacheFromLol2(); // Lol1 Lol1::setCacheFromLol(); echo Lol2::getCacheFromLol2(); // Lol
Output for 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
Lol1Lol
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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