--TEST-- Test preg_split() function : basic functionality --FILE-- --EXPECT-- array(7) { [0]=> string(14) "this is a_list" [1]=> string(7) " value1" [2]=> string(7) " Test__" [3]=> string(7) " string" [4]=> string(6) " Hello" [5]=> string(8) " world!_" [6]=> string(11) "parentheses" } array(2) { [0]=> string(14) "this is a_list" [1]=> string(28) " Hello, world!_(parentheses)" } array(4) { [0]=> string(54) "this is a_list: value1, Test__, string; Hello, world!_" [1]=> string(1) "(" [2]=> string(11) "parentheses" [3]=> string(1) ")" } array(1) { [0]=> string(67) "this is a_list: value1, Test__, string; Hello, world!_(parentheses)" } array(10) { [0]=> string(1) " " [1]=> string(1) " " [2]=> string(2) ": " [3]=> string(2) ", " [4]=> string(2) ", " [5]=> string(2) "; " [6]=> string(2) ", " [7]=> string(1) "!" [8]=> string(1) "(" [9]=> string(1) ")" }