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run code in 300+ PHP versions simultaneously
<?php // works correctly $hash = (object) [ 'a' => 1, 'b' => 2, 'c' => 3, ]; foreach ($hash as $key => $value) { var_dump($key); unset($hash->$key); } echo "\n"; // BUG: skips item 'b' $hash = (object) [ 'a' => 1, 'b' => 2, 'c' => 3, ]; $it = new ArrayIterator($hash); foreach ($it as $key => $value) { var_dump($key); unset($hash->$key); }
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
string(1) "a" string(1) "b" string(1) "c" string(1) "a" string(1) "c"
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 string(1) "a" string(1) "b" string(1) "c" string(1) "a" string(1) "c"
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
string(1) "a" string(1) "b" string(1) "c" string(1) "a" string(1) "b" string(1) "c"
preferences:
235.17 ms | 402 KiB | 335 Q