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1.1 misho 1: --TEST-- 2: Test array_intersect_uassoc() function : usage variation - arrays containing referenced variables 3: --FILE-- 4: <?php 5: /* Prototype : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func) 6: * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function 7: * Source code: ext/standard/array.c 8: */ 9: 10: echo "*** Testing array_intersect_uassoc() : usage variation ***\n"; 11: 12: //Initialize variables 13: $ref_var = 'a'; 14: $array1 = array('a', $ref_var); 15: $array2 = array('a' => 1, &$ref_var); 16: 17: echo "\n-- Testing array_intersect_uassoc() function with referenced variable \$ref_var has value '$ref_var' --\n"; 18: var_dump( array_intersect_uassoc($array1, $array2, "strcasecmp") ); 19: 20: // re-assign reference variable to different value 21: $ref_var = 10; 22: echo "\n-- Testing array_intersect_uassoc() function with referenced variable \$ref_var value changed to $ref_var --\n"; 23: var_dump( array_intersect_uassoc($array1, $array2, "strcasecmp") ); 24: 25: //When array are referenced 26: $array2 = &$array1; 27: echo "\n-- Testing array_intersect_uassoc() function when \$array2 is referencd to \$array1 --\n"; 28: var_dump( array_intersect_uassoc($array1, $array2, "strcasecmp") ); 29: ?> 30: ===DONE=== 31: --EXPECTF-- 32: *** Testing array_intersect_uassoc() : usage variation *** 33: 34: -- Testing array_intersect_uassoc() function with referenced variable $ref_var has value 'a' -- 35: array(1) { 36: [0]=> 37: string(1) "a" 38: } 39: 40: -- Testing array_intersect_uassoc() function with referenced variable $ref_var value changed to 10 -- 41: array(0) { 42: } 43: 44: -- Testing array_intersect_uassoc() function when $array2 is referencd to $array1 -- 45: array(2) { 46: [0]=> 47: string(1) "a" 48: [1]=> 49: string(1) "a" 50: } 51: ===DONE===