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<?php class A { static function cast(&$val, $key) { if (is_numeric($val)) { //return $val + 0; $val += 0; } //return 0; //return $val; } static function run() { $arr = ['stri33ng123', 84, 76.7, '45.6', '67.5e45', '56,9']; var_dump($arr); array_walk($arr , 'cast'); var_dump($arr); } } A::run();

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

Output for Typed properties v2
array(6) { [0]=> string(11) "stri33ng123" [1]=> int(84) [2]=> float(76.7) [3]=> string(4) "45.6" [4]=> string(7) "67.5e45" [5]=> string(4) "56,9" } Warning: array_walk() expects parameter 2 to be a valid callback, function 'cast' not found or invalid function name in /in/SYutg on line 18 array(6) { [0]=> string(11) "stri33ng123" [1]=> int(84) [2]=> float(76.7) [3]=> string(4) "45.6" [4]=> string(7) "67.5e45" [5]=> string(4) "56,9" }
Output for Array change keys
array(6) { [0]=> string(11) "stri33ng123" [1]=> int(84) [2]=> float(76.7) [3]=> string(4) "45.6" [4]=> string(7) "67.5e45" [5]=> string(4) "56,9" } Warning: array_walk() expects parameter 2 to be a valid callback, function 'cast' not found or invalid function name in /in/SYutg on line 18 array(6) { [0]=> string(11) "stri33ng123" [1]=> int(84) [2]=> float(76.7) [3]=> string(4) "45.6" [4]=> string(7) "67.5e45" [5]=> string(4) "56,9" }
Output for Lexical anon
array(6) { [0]=> string(11) "stri33ng123" [1]=> int(84) [2]=> float(76.7) [3]=> string(4) "45.6" [4]=> string(7) "67.5e45" [5]=> string(4) "56,9" } Warning: array_walk() expects parameter 2 to be a valid callback, function 'cast' not found or invalid function name in /in/SYutg on line 18 array(6) { [0]=> string(11) "stri33ng123" [1]=> int(84) [2]=> float(76.7) [3]=> string(4) "45.6" [4]=> string(7) "67.5e45" [5]=> string(4) "56,9" }

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page