--TEST-- Test array_intersect_assoc() function : usage variations - different arrays for 'arr2' argument --FILE-- 22 'single quoted string' "double quoted string" 2222 != 1111.\t 0000 = 0000\n EOT; // array to be passsed to $arr1 argument $arr1 = array ( 1, 1.1, 1.3, 1 => true, "hello", "one", NULL, 2, 'world', true, false, 3 => "b\tbbb", "aaaa\r", $numeric_string, "h3" => $diff_whitespaces, "true" => true, "one" => "ten", 4 => "four", "two" => 2, 6 => "six", '', null => "null", '' => 'emptys' ); // arrays to be passed to $arr2 argument $arrays = array ( /*1*/ array(1, 2), // array with default keys and numeric values array(1.1, 1.2, 1.3), // array with default keys & float values array(false,true), // array with default keys and boolean values array(), // empty array /*5*/ array(NULL), // array with NULL array("a\v\f","aaaa\r","b","b\tbbb","c","\[\]\!\@\#\$\%\^\&\*\(\)\{\}"), // array with double quoted strings array('a\v\f','aaaa\r','b','b\tbbb','c','\[\]\!\@\#\$\%\^\&\*\(\)\{\}'), // array with single quoted strings array($blank_line, "h2" => $multiline_string, "h3" => $diff_whitespaces, $numeric_string), // array with heredocs // associative arrays /*9*/ array(1 => "one", 2 => "two", 6 => "six"), // explicit numeric keys, string values array("one" => 1, "two" => 2, "three" => 3 ), // string keys & numeric values array( 1 => 10, 2 => 20, 4 => 40, 3 => 30), // explicit numeric keys and numeric values array( "one" => "ten", "two" => "twenty", "three" => "thirty"), // string key/value array("one" => 1, 2 => "two", 4 => "four"), //mixed // associative array, containing null/empty/boolean values as key/value /*14*/ array(NULL => "NULL", null => "null", "NULL" => NULL, "null" => null), array(true => "true", false => "false", "false" => false, "true" => true), array("" => "emptyd", '' => 'emptys', "emptyd" => "", 'emptys' => ''), array(1 => '', 2 => "", 3 => NULL, 4 => null, 5 => false, 6 => true), array('' => 1, "" => 2, NULL => 3, null => 4, false => 5, true => 6), // array with repetative keys /*19*/ array("One" => 1, "two" => 2, "One" => 10, "two" => 20, "three" => 3) ); // loop through each sub-array within $arrrays to check the behavior of array_intersect_assoc() $iterator = 1; foreach($arrays as $arr2) { echo "-- Iteration $iterator --\n"; // Calling array_intersect_assoc() with default arguments var_dump( array_intersect_assoc($arr1, $arr2) ); // Calling array_intersect_assoc() with more arguments // additional argument passed is the same as $arr1 argument var_dump( array_intersect_assoc($arr1, $arr2, $arr1) ); $iterator++; } echo "Done"; ?> --EXPECT-- *** Testing array_intersect_assoc() : Passing different types of arrays to $arr2 argument *** -- Iteration 1 -- array(1) { [0]=> int(1) } array(1) { [0]=> int(1) } -- Iteration 2 -- array(1) { [2]=> float(1.3) } array(1) { [2]=> float(1.3) } -- Iteration 3 -- array(1) { [1]=> bool(true) } array(1) { [1]=> bool(true) } -- Iteration 4 -- array(0) { } array(0) { } -- Iteration 5 -- array(0) { } array(0) { } -- Iteration 6 -- array(1) { [3]=> string(5) "b bbb" } array(1) { [3]=> string(5) "b bbb" } -- Iteration 7 -- array(0) { } array(0) { } -- Iteration 8 -- array(1) { ["h3"]=> string(88) "hello world 1111 != 2222 heredoc double quoted string. with different white spaces" } array(1) { ["h3"]=> string(88) "hello world 1111 != 2222 heredoc double quoted string. with different white spaces" } -- Iteration 9 -- array(1) { [6]=> string(3) "six" } array(1) { [6]=> string(3) "six" } -- Iteration 10 -- array(1) { ["two"]=> int(2) } array(1) { ["two"]=> int(2) } -- Iteration 11 -- array(0) { } array(0) { } -- Iteration 12 -- array(1) { ["one"]=> string(3) "ten" } array(1) { ["one"]=> string(3) "ten" } -- Iteration 13 -- array(1) { [4]=> string(4) "four" } array(1) { [4]=> string(4) "four" } -- Iteration 14 -- array(0) { } array(0) { } -- Iteration 15 -- array(1) { ["true"]=> bool(true) } array(1) { ["true"]=> bool(true) } -- Iteration 16 -- array(1) { [""]=> string(6) "emptys" } array(1) { [""]=> string(6) "emptys" } -- Iteration 17 -- array(1) { [5]=> NULL } array(1) { [5]=> NULL } -- Iteration 18 -- array(0) { } array(0) { } -- Iteration 19 -- array(0) { } array(0) { } Done