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1.1 misho 1: --TEST-- 2: Bug #20381 (array_merge_recursive mangles input arrays) 3: --FILE-- 4: <?php 5: $a = array( 6: 'a1' => 1, 7: 'a2' => array( 1, 2, 3 ), 8: 'a3' => array( 9: 'a' => array( 10, 20, 30 ), 10: 'b' => 'b' 11: ) 12: ); 13: $b = array( 'a1' => 2, 14: 'a2' => array( 3, 4, 5 ), 15: 'a3' => array( 16: 'c' => 'cc', 17: 'a' => array( 10, 40 ) 18: ) 19: ); 20: 21: var_dump($a); 22: array_merge_recursive( $a, $b ); 23: var_dump($a); 24: ?> 25: --EXPECT-- 26: array(3) { 27: ["a1"]=> 28: int(1) 29: ["a2"]=> 30: array(3) { 31: [0]=> 32: int(1) 33: [1]=> 34: int(2) 35: [2]=> 36: int(3) 37: } 38: ["a3"]=> 39: array(2) { 40: ["a"]=> 41: array(3) { 42: [0]=> 43: int(10) 44: [1]=> 45: int(20) 46: [2]=> 47: int(30) 48: } 49: ["b"]=> 50: string(1) "b" 51: } 52: } 53: array(3) { 54: ["a1"]=> 55: int(1) 56: ["a2"]=> 57: array(3) { 58: [0]=> 59: int(1) 60: [1]=> 61: int(2) 62: [2]=> 63: int(3) 64: } 65: ["a3"]=> 66: array(2) { 67: ["a"]=> 68: array(3) { 69: [0]=> 70: int(10) 71: [1]=> 72: int(20) 73: [2]=> 74: int(30) 75: } 76: ["b"]=> 77: string(1) "b" 78: } 79: }