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<?php function foo($reset = false) { static $data = array( array('site_name' => 'bar'), array(), array('site_name' => 'baz') ); if ($reset) { reset($data); return; } $current = current($data); next($data); return $current; } while ($bar = foo()) echo $bar['site_name']."\n"; foo(true); echo '-------------------------------------------'."\n"; while (($bar = foo()) !== false) echo $bar['site_name']."\n";
Output for git.master, git.master_jit, rfc.property-hooks
bar ------------------------------------------- bar Warning: Undefined array key "site_name" in /in/RZXNV on line 23 baz

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