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<?php $string = 'ditiseentest'; $length = 4; $expected = [ 'diti', 'itis', 'tise', 'isee', 'seen', 'eent', 'ente', 'ntes', 'test' ]; for($i=0;$i<strlen($string) - $length;$i++) { echo substr($string, $i, $length) . "\r\n"; }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 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
diti itis tise isee seen eent ente ntes
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 diti itis tise isee seen eent ente ntes
preferences:
172.1 ms | 402 KiB | 172 Q