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<?php $x = new ArrayIterator( array( 'foo' => 1, 'bar' => 2, ) ); if ( array_key_exists( 'foo', $x ) ) { echo "PASS\n"; } else { echo "FAIL\n"; } if ( ! array_key_exists( 'baz', $x ) ) { echo "PASS\n"; } else { echo "FAIL\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, ArrayIterator given in /in/vIFPF:7 Stack trace: #0 {main} thrown in /in/vIFPF on line 7
Process exited with code 255.

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