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1.1 misho 1: --TEST-- 2: Test array_keys() function (error conditions) 3: --FILE-- 4: <?php 5: 6: echo "\n*** Testing error conditions ***"; 7: var_dump(array_keys(100)); 8: var_dump(array_keys("string")); 9: var_dump(array_keys(new stdclass)); // object 10: var_dump(array_keys()); // Zero arguments 11: var_dump(array_keys(array(), "", TRUE, 100)); // args > expected 12: var_dump(array_keys(array(1,2,3, array() => array()))); // (W)illegal offset 13: 14: echo "Done\n"; 15: ?> 16: --EXPECTF-- 17: *** Testing error conditions *** 18: Warning: array_keys() expects parameter 1 to be array, integer given in %s on line %d 19: NULL 20: 21: Warning: array_keys() expects parameter 1 to be array, string given in %s on line %d 22: NULL 23: 24: Warning: array_keys() expects parameter 1 to be array, object given in %s on line %d 25: NULL 26: 27: Warning: array_keys() expects at least 1 parameter, 0 given in %s on line %d 28: NULL 29: 30: Warning: array_keys() expects at most 3 parameters, 4 given in %s on line %d 31: NULL 32: 33: Warning: Illegal offset type in %s on line %d 34: array(3) { 35: [0]=> 36: int(0) 37: [1]=> 38: int(1) 39: [2]=> 40: int(2) 41: } 42: Done