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--TEST--
Test in_array() function : usage variations - haystack as sub-array/object
--FILE--
<?php
/*
* Prototype : bool in_array ( mixed $needle, array $haystack [, bool $strict] )
* Description: Searches haystack for needle and returns TRUE
* if it is found in the array, FALSE otherwise.
* Source Code: ext/standard/array.c
*/
/* Test in_array() with haystack as sub-array and object */
/* checking for sub-arrays with in_array() */
echo "*** Testing sub-arrays with in_array() ***\n";
$sub_array = array (
"one",
array(1, 2 => "two", "three" => 3),
4 => "four",
"five" => 5,
array('', 'i')
);
var_dump( in_array("four", $sub_array) );
//checking for element in a sub-array
var_dump( in_array(3, $sub_array[1]) );
var_dump( in_array(array('','i'), $sub_array) );
/* checking for objects in in_array() */
echo "\n*** Testing objects with in_array() ***\n";
class in_array_check {
public $array_var = array(1=>"one", "two"=>2, 3=>3);
public function foo() {
echo "Public function\n";
}
}
$in_array_obj = new in_array_check(); //creating new object
//error: as wrong datatype for second argument
var_dump( in_array("array_var", $in_array_obj) );
//error: as wrong datatype for second argument
var_dump( in_array("foo", $in_array_obj) );
//element found as "one" exists in array $array_var
var_dump( in_array("one", $in_array_obj->array_var) );
echo "Done\n";
?>
--EXPECTF--
*** Testing sub-arrays with in_array() ***
bool(true)
bool(true)
bool(true)
*** Testing objects with in_array() ***
Warning: in_array() expects parameter 2 to be array, object given in %s on line %d
NULL
Warning: in_array() expects parameter 2 to be array, object given in %s on line %d
NULL
bool(true)
Done