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|
--TEST--
Test array_intersect() function : usage variations - assoc array with diff keys for 'arr2' argument
--FILE--
<?php
/*
* Testing the functionality of array_intersect() by passing different
* associative arrays having different possible keys to $arr2 argument.
* The $arr1 argument is a fixed array.
*/
echo "*** Testing array_intersect() : assoc array with diff keys to \$arr2 argument ***\n";
// get an unset variable
$unset_var = 10;
unset ($unset_var);
// get a heredoc string
$heredoc = <<<EOT
Hello world
EOT;
// different variations of associative arrays to be passed to $arr2 argument
$arrays = array (
// empty array
/*1*/ array(),
// arrays with integer keys
array(0 => "0"),
array(1 => "1"),
array(1 => "1", 2 => "2", 3 => "3", 4 => "4"),
// arrays with string keys
/*7*/ array('\tHello' => 111, 're\td' => "color",
'\v\fworld' => 2.2, 'pen\n' => 33),
array("\tHello" => 111, "re\td" => "color",
"\v\fworld" => 2.2, "pen\n" => 33),
array("hello", $heredoc => "string"), // heredoc
// array with unset variable
/*10*/ array( @$unset_var => "hello"),
// array with mixed keys
/*11*/ array('hello' => 1, "fruit" => 2.2,
133 => "int",
@$unset_var => "unset", $heredoc => "heredoc")
);
// array to be passed to $arr1 argument
$arr1 = array(1, "float", "f4", "hello", 2.2, 'color', "string", "pen\n", 11);
// loop through each sub-array within $arrays to check the behavior of array_intersect()
$iterator = 1;
foreach($arrays as $arr2) {
echo "-- Iterator $iterator --\n";
// Calling array_intersect() with default arguments
var_dump( array_intersect($arr1, $arr2) );
// Calling array_intersect() with more arguments.
// additional argument passed is the same as $arr1 argument
var_dump( array_intersect($arr1, $arr2, $arr1) );
$iterator++;
}
echo "Done";
?>
--EXPECT--
*** Testing array_intersect() : assoc array with diff keys to $arr2 argument ***
-- Iterator 1 --
array(0) {
}
array(0) {
}
-- Iterator 2 --
array(0) {
}
array(0) {
}
-- Iterator 3 --
array(1) {
[0]=>
int(1)
}
array(1) {
[0]=>
int(1)
}
-- Iterator 4 --
array(1) {
[0]=>
int(1)
}
array(1) {
[0]=>
int(1)
}
-- Iterator 5 --
array(2) {
[4]=>
float(2.2)
[5]=>
string(5) "color"
}
array(2) {
[4]=>
float(2.2)
[5]=>
string(5) "color"
}
-- Iterator 6 --
array(2) {
[4]=>
float(2.2)
[5]=>
string(5) "color"
}
array(2) {
[4]=>
float(2.2)
[5]=>
string(5) "color"
}
-- Iterator 7 --
array(2) {
[3]=>
string(5) "hello"
[6]=>
string(6) "string"
}
array(2) {
[3]=>
string(5) "hello"
[6]=>
string(6) "string"
}
-- Iterator 8 --
array(1) {
[3]=>
string(5) "hello"
}
array(1) {
[3]=>
string(5) "hello"
}
-- Iterator 9 --
array(2) {
[0]=>
int(1)
[4]=>
float(2.2)
}
array(2) {
[0]=>
int(1)
[4]=>
float(2.2)
}
Done
|
