1--TEST-- 2Test preg_split() function : basic functionality 3--FILE-- 4<?php 5/* 6* Function is implemented in ext/pcre/php_pcre.c 7*/ 8$string = 'this is a_list: value1, Test__, string; Hello, world!_(parentheses)'; 9var_dump(preg_split('/[:,;\(\)]/', $string, -1, PREG_SPLIT_NO_EMPTY)); //parts of $string separated by : , ; ( or ) are put into an array. 10var_dump(preg_split('/:\s*(\w*,*\s*)+;/', $string)); //all text between : and ; is removed 11var_dump(preg_split('/(\(|\))/', $string, -1, PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY)); //all text before (parentheses) is put into first element, ( into second, "parentheses" into third and ) into fourth. 12var_dump(preg_split('/NAME/i', $string)); //tries to find NAME regardless of case in $string (can't split it so just returns how string as first element) 13var_dump(preg_split('/\w/', $string, -1, PREG_SPLIT_NO_EMPTY)); //every character (including whitespace) is put into an array element 14 15?> 16--EXPECT-- 17array(7) { 18 [0]=> 19 string(14) "this is a_list" 20 [1]=> 21 string(7) " value1" 22 [2]=> 23 string(7) " Test__" 24 [3]=> 25 string(7) " string" 26 [4]=> 27 string(6) " Hello" 28 [5]=> 29 string(8) " world!_" 30 [6]=> 31 string(11) "parentheses" 32} 33array(2) { 34 [0]=> 35 string(14) "this is a_list" 36 [1]=> 37 string(28) " Hello, world!_(parentheses)" 38} 39array(4) { 40 [0]=> 41 string(54) "this is a_list: value1, Test__, string; Hello, world!_" 42 [1]=> 43 string(1) "(" 44 [2]=> 45 string(11) "parentheses" 46 [3]=> 47 string(1) ")" 48} 49array(1) { 50 [0]=> 51 string(67) "this is a_list: value1, Test__, string; Hello, world!_(parentheses)" 52} 53array(10) { 54 [0]=> 55 string(1) " " 56 [1]=> 57 string(1) " " 58 [2]=> 59 string(2) ": " 60 [3]=> 61 string(2) ", " 62 [4]=> 63 string(2) ", " 64 [5]=> 65 string(2) "; " 66 [6]=> 67 string(2) ", " 68 [7]=> 69 string(1) "!" 70 [8]=> 71 string(1) "(" 72 [9]=> 73 string(1) ")" 74} 75