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run code in 300+ PHP versions simultaneously
<?php $x = ' \Delta \Gamma \Lambda \Omega \Phi \Pi \Psi \Sigma \Theta \Upsilon \Xi \alpha \beta \chi \delta \epsilon \eta \gamma \gamma \kappa \lambda \mu \nu \omega \phi \pi \psi \rho \sigma \tau \theta \upsilon \varepsilon \varphi \varpi \varrho \varsigma \vartheta \xi \zeta '; $x = array_filter(preg_split('/\s+/', $x)); usort($x, function ($a, $b) { return strcmp(strtolower($a), strtolower($b)); }); foreach ($x as $xx) { echo $xx, "\n"; }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
\alpha \beta \chi \Delta \delta \epsilon \eta \Gamma \gamma \gamma \kappa \Lambda \lambda \mu \nu \Omega \omega \Phi \phi \Pi \pi \Psi \psi \rho \Sigma \sigma \tau \Theta \theta \Upsilon \upsilon \varepsilon \varphi \varpi \varrho \varsigma \vartheta \Xi \xi \zeta
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 \alpha \beta \chi \Delta \delta \epsilon \eta \Gamma \gamma \gamma \kappa \Lambda \lambda \mu \nu \Omega \omega \Phi \phi \Pi \pi \Psi \psi \rho \Sigma \sigma \tau \Theta \theta \Upsilon \upsilon \varepsilon \varphi \varpi \varrho \varsigma \vartheta \Xi \xi \zeta
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
\alpha \beta \chi \Delta \delta \epsilon \eta \Gamma \gamma \gamma \kappa \lambda \Lambda \mu \nu \omega \Omega \phi \Phi \pi \Pi \psi \Psi \rho \Sigma \sigma \tau \Theta \theta \Upsilon \upsilon \varepsilon \varphi \varpi \varrho \varsigma \vartheta \Xi \xi \zeta
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
\alpha \beta \chi \delta \Delta \epsilon \eta \gamma \Gamma \gamma \kappa \Lambda \lambda \mu \nu \omega \Omega \phi \Phi \pi \Pi \psi \Psi \rho \Sigma \sigma \tau \theta \Theta \upsilon \Upsilon \varepsilon \varphi \varpi \varrho \varsigma \vartheta \Xi \xi \zeta
preferences:
218 ms | 402 KiB | 334 Q