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1.1 misho 1: --TEST-- 2: Test prev() function : usage variation - Multi-dimensional arrays 3: --FILE-- 4: <?php 5: /* Prototype : mixed prev(array $array_arg) 6: * Description: Move array argument's internal pointer to the previous element and return it 7: * Source code: ext/standard/array.c 8: */ 9: 10: /* 11: * Test prev() when passed: 12: * 1. a two-dimensional array 13: * 2. a sub-array 14: * as $array_arg argument. 15: */ 16: 17: echo "*** Testing prev() : usage variations ***\n"; 18: 19: $subarray = array(9,8,7); 20: end($subarray); 21: 22: $array_arg = array ($subarray, 'a' => 'z'); 23: end($array_arg); 24: 25: echo "\n-- Pass a two-dimensional array as \$array_arg --\n"; 26: var_dump(prev($array_arg)); 27: var_dump(prev($array_arg)); 28: 29: echo "\n-- Pass a sub-array as \$array_arg --\n"; 30: var_dump(prev($array_arg[0])); 31: ?> 32: ===DONE=== 33: --EXPECTF-- 34: *** Testing prev() : usage variations *** 35: 36: -- Pass a two-dimensional array as $array_arg -- 37: array(3) { 38: [0]=> 39: int(9) 40: [1]=> 41: int(8) 42: [2]=> 43: int(7) 44: } 45: bool(false) 46: 47: -- Pass a sub-array as $array_arg -- 48: int(8) 49: ===DONE===