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1.1 misho 1: --TEST-- 2: Test array_intersect_key() function : usage variation - Passing float indexed array 3: --FILE-- 4: <?php 5: /* Prototype : array array_intersect_key(array arr1, array arr2 [, array ...]) 6: * Description: Returns the entries of arr1 that have keys which are present in all the other arguments. 7: * Source code: ext/standard/array.c 8: */ 9: 10: echo "*** Testing array_intersect_key() : usage variation ***\n"; 11: 12: // Initialise function arguments not being substituted (if any) 13: $input_array = array(0 => '0', 10 => '10' , -10 => '-10'); 14: $float_indx_array = array(0.0 => '0.0', 10.5 => '10.5' , -10.5 => '-10.5', 0.5 => '0.5'); 15: 16: echo "\n-- Testing array_intersect_key() function with float indexed array --\n"; 17: var_dump( array_intersect_key($input_array, $float_indx_array) ); 18: var_dump( array_intersect_key($float_indx_array,$input_array ) ); 19: ?> 20: ===DONE=== 21: --EXPECTF-- 22: *** Testing array_intersect_key() : usage variation *** 23: 24: -- Testing array_intersect_key() function with float indexed array -- 25: array(3) { 26: [0]=> 27: string(1) "0" 28: [10]=> 29: string(2) "10" 30: [-10]=> 31: string(3) "-10" 32: } 33: array(3) { 34: [0]=> 35: string(3) "0.5" 36: [10]=> 37: string(4) "10.5" 38: [-10]=> 39: string(5) "-10.5" 40: } 41: ===DONE===