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<?php $str_arr = array('street' => 'lalala', 'id' => 'x'); echo $str_arr[array_keys($str_arr)['lalala']]; echo array_values($array)[0];
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined array key "lalala" in /in/f2ntl on line 7 Warning: Undefined array key "" in /in/f2ntl on line 7 Warning: Undefined variable $array in /in/f2ntl on line 9 Fatal error: Uncaught TypeError: array_values(): Argument #1 ($array) must be of type array, null given in /in/f2ntl:9 Stack trace: #0 /in/f2ntl(9): array_values(NULL) #1 {main} thrown in /in/f2ntl on line 9
Process exited with code 255.

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