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<?php error_reporting(0); $array = ["foo", 124, 42, "bar"]; $actions = [ function() use($array, &$actions, &$i) { // Do something with $array[$i] $actions[!isset($array[++$i])](); }, function() { /* abort */ } ]; $i = 0; $actions[!isset($array[$i])](); var_dump(get_defined_vars());
Output for git.master, git.master_jit, rfc.property-hooks
array(10) { ["_GET"]=> array(0) { } ["_POST"]=> array(0) { } ["_COOKIE"]=> array(0) { } ["_FILES"]=> array(0) { } ["argv"]=> array(1) { [0]=> string(9) "/in/RNsuS" } ["argc"]=> int(1) ["_SERVER"]=> array(17) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIL"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["HOME"]=> string(4) "/tmp" ["PHP_SELF"]=> string(9) "/in/RNsuS" ["SCRIPT_NAME"]=> string(9) "/in/RNsuS" ["SCRIPT_FILENAME"]=> string(9) "/in/RNsuS" ["PATH_TRANSLATED"]=> string(9) "/in/RNsuS" ["DOCUMENT_ROOT"]=> string(0) "" ["REQUEST_TIME_FLOAT"]=> float(1440192276.0001) ["REQUEST_TIME"]=> int(1440192276) ["argv"]=> array(1) { [0]=> string(9) "/in/RNsuS" } ["argc"]=> int(1) } ["array"]=> array(4) { [0]=> string(3) "foo" [1]=> int(124) [2]=> int(42) [3]=> string(3) "bar" } ["actions"]=> &array(2) { [0]=> object(Closure)#1 (1) { ["static"]=> array(3) { ["array"]=> array(4) { [0]=> string(3) "foo" [1]=> int(124) [2]=> int(42) [3]=> string(3) "bar" } ["actions"]=> *RECURSION* ["i"]=> &int(4) } } [1]=> object(Closure)#2 (0) { } } ["i"]=> &int(4) }

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