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<?php $a = array('leg1'=>'LA', 'leg2'=>'NY', 'leg3'=>'NY', 'leg4'=>'NY', 'leg5'=>'FL'); $keys = array_keys($array); for ($i = 0; $i < count($keys); $i++) { $cur = $array[$keys[$i]]; $next = $array[$keys[$i+1]]; }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $array in /in/ucurh on line 4 Fatal error: Uncaught TypeError: array_keys(): Argument #1 ($array) must be of type array, null given in /in/ucurh:4 Stack trace: #0 /in/ucurh(4): array_keys(NULL) #1 {main} thrown in /in/ucurh on line 4
Process exited with code 255.

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