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<?php $str = "null"; $arr = get_defined_vars(); foreach($arr as $a) { echo in_array('str',$a); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, int given in /in/sFNVG:5 Stack trace: #0 /in/sFNVG(5): in_array('str', 1) #1 {main} thrown in /in/sFNVG on line 5
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: in_array() expects parameter 2 to be array, int given in /in/sFNVG on line 5 Warning: in_array() expects parameter 2 to be array, string given in /in/sFNVG on line 5
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
Warning: in_array() expects parameter 2 to be array, integer given in /in/sFNVG on line 5 Warning: in_array() expects parameter 2 to be array, string given in /in/sFNVG on line 5
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Warning: in_array(): Wrong datatype for second argument in /in/sFNVG on line 5 Warning: in_array(): Wrong datatype for second argument in /in/sFNVG on line 5
Output for 4.3.0 - 4.3.1
Warning: in_array() [http://www.php.net/function.in-array]: Wrong datatype for second argument in /in/sFNVG on line 5

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