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<?php $val = " 1 , 2,3 "; $delimiter = ","; var_dump(explode($delimiter, $val)); var_dump(preg_split("/\s*$delimiter\s*/", $val));
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [0]=> string(3) " 1 " [1]=> string(2) " 2" [2]=> string(2) "3 " } array(3) { [0]=> string(2) " 1" [1]=> string(1) "2" [2]=> string(2) "3 " }

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