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run code in 300+ PHP versions simultaneously
<?php $str = 'ajfebalu42784693052895=gs 0 1 2 3 4 5 6 7 8 9 0 �         10       20           30   ! " # $ % & \' 40 ( ) * + , - . / 0 1 50 2 3 4 5 6 7 8 9 : ; 60 < = > ? @ A B C D E 70 F G H I J K L M N O 80 P Q R S T U V W X Y 90 Z [ \ ] ^ _ ` a b crg@%$Udtth245456769-_23574690-_-+rwyeyfw,./\',mnbvcxzawerty`'; echo preg_replace('~[^\d]~', '', $str);
Output for 7.0.0 - 7.0.20, 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
4278469305289501234567890102030400150234567896070809024545676923574690
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 4278469305289501234567890102030400150234567896070809024545676923574690
preferences:
153.94 ms | 402 KiB | 186 Q