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run code in 300+ PHP versions simultaneously
<?php $foo = new ArrayObject([1, 2, 3, 4, 5, 6, 7, 8, 'foo' => 'bar']); foreach ($foo as $bar) { foreach ($foo as $baz) { var_dump('Bar - ' . $bar . ', Baz - ' . $baz); } }
Output for git.master, git.master_jit, rfc.property-hooks
string(16) "Bar - 1, Baz - 1" string(16) "Bar - 1, Baz - 2" string(16) "Bar - 1, Baz - 3" string(16) "Bar - 1, Baz - 4" string(16) "Bar - 1, Baz - 5" string(16) "Bar - 1, Baz - 6" string(16) "Bar - 1, Baz - 7" string(16) "Bar - 1, Baz - 8" string(18) "Bar - 1, Baz - bar" string(16) "Bar - 2, Baz - 1" string(16) "Bar - 2, Baz - 2" string(16) "Bar - 2, Baz - 3" string(16) "Bar - 2, Baz - 4" string(16) "Bar - 2, Baz - 5" string(16) "Bar - 2, Baz - 6" string(16) "Bar - 2, Baz - 7" string(16) "Bar - 2, Baz - 8" string(18) "Bar - 2, Baz - bar" string(16) "Bar - 3, Baz - 1" string(16) "Bar - 3, Baz - 2" string(16) "Bar - 3, Baz - 3" string(16) "Bar - 3, Baz - 4" string(16) "Bar - 3, Baz - 5" string(16) "Bar - 3, Baz - 6" string(16) "Bar - 3, Baz - 7" string(16) "Bar - 3, Baz - 8" string(18) "Bar - 3, Baz - bar" string(16) "Bar - 4, Baz - 1" string(16) "Bar - 4, Baz - 2" string(16) "Bar - 4, Baz - 3" string(16) "Bar - 4, Baz - 4" string(16) "Bar - 4, Baz - 5" string(16) "Bar - 4, Baz - 6" string(16) "Bar - 4, Baz - 7" string(16) "Bar - 4, Baz - 8" string(18) "Bar - 4, Baz - bar" string(16) "Bar - 5, Baz - 1" string(16) "Bar - 5, Baz - 2" string(16) "Bar - 5, Baz - 3" string(16) "Bar - 5, Baz - 4" string(16) "Bar - 5, Baz - 5" string(16) "Bar - 5, Baz - 6" string(16) "Bar - 5, Baz - 7" string(16) "Bar - 5, Baz - 8" string(18) "Bar - 5, Baz - bar" string(16) "Bar - 6, Baz - 1" string(16) "Bar - 6, Baz - 2" string(16) "Bar - 6, Baz - 3" string(16) "Bar - 6, Baz - 4" string(16) "Bar - 6, Baz - 5" string(16) "Bar - 6, Baz - 6" string(16) "Bar - 6, Baz - 7" string(16) "Bar - 6, Baz - 8" string(18) "Bar - 6, Baz - bar" string(16) "Bar - 7, Baz - 1" string(16) "Bar - 7, Baz - 2" string(16) "Bar - 7, Baz - 3" string(16) "Bar - 7, Baz - 4" string(16) "Bar - 7, Baz - 5" string(16) "Bar - 7, Baz - 6" string(16) "Bar - 7, Baz - 7" string(16) "Bar - 7, Baz - 8" string(18) "Bar - 7, Baz - bar" string(16) "Bar - 8, Baz - 1" string(16) "Bar - 8, Baz - 2" string(16) "Bar - 8, Baz - 3" string(16) "Bar - 8, Baz - 4" string(16) "Bar - 8, Baz - 5" string(16) "Bar - 8, Baz - 6" string(16) "Bar - 8, Baz - 7" string(16) "Bar - 8, Baz - 8" string(18) "Bar - 8, Baz - bar" string(18) "Bar - bar, Baz - 1" string(18) "Bar - bar, Baz - 2" string(18) "Bar - bar, Baz - 3" string(18) "Bar - bar, Baz - 4" string(18) "Bar - bar, Baz - 5" string(18) "Bar - bar, Baz - 6" string(18) "Bar - bar, Baz - 7" string(18) "Bar - bar, Baz - 8" string(20) "Bar - bar, Baz - bar"

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