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<?php class NullKeyIterator extends \ArrayIterator { public function key() { return new stdClass(); } } $iterator = new NullKeyIterator(range(1,10)); foreach($iterator as $key => $value) { var_dump($key, $value); }
Output for 5.5.24 - 7.1.0
object(stdClass)#3 (0) { } int(1) object(stdClass)#4 (0) { } int(2) object(stdClass)#3 (0) { } int(3) object(stdClass)#4 (0) { } int(4) object(stdClass)#3 (0) { } int(5) object(stdClass)#4 (0) { } int(6) object(stdClass)#3 (0) { } int(7) object(stdClass)#4 (0) { } int(8) object(stdClass)#3 (0) { } int(9) object(stdClass)#4 (0) { } int(10)
Output for 5.3.0 - 5.4.45
Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(1) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(2) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(3) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(4) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(5) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(6) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(7) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(8) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(9) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(10)
Output for 5.0.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/FXqdO on line 3 Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(1) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(2) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(3) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(4) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(5) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(6) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(7) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(8) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(9) Warning: Illegal type returned from NullKeyIterator::key() in /in/FXqdO on line 11 int(0) int(10)
Output for 4.4.2 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/FXqdO on line 3 Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/FXqdO on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/FXqdO on line 3 Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/FXqdO on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/FXqdO on line 3 Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/FXqdO on line 5
Process exited with code 255.