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<?php $label_list = explode(',', '111, 222, 333'); foreach($label_list as &$label_item) { $label_item = trim(mb_strtolower($label_item)); } unset($label_item); var_dump($label_list); // source list foreach ($label_list as $label_item) { var_dump($label_list); //? wtf list }
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [0]=> string(3) "111" [1]=> string(3) "222" [2]=> string(3) "333" } array(3) { [0]=> string(3) "111" [1]=> string(3) "222" [2]=> string(3) "333" } array(3) { [0]=> string(3) "111" [1]=> string(3) "222" [2]=> string(3) "333" } array(3) { [0]=> string(3) "111" [1]=> string(3) "222" [2]=> string(3) "333" }

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