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|
--TEST--
Test array_walk() function : usage variations - 'input' array with subarray
--FILE--
<?php
/*
* Testing array_walk() with an array having subarrays as elements
*/
echo "*** Testing array_walk() : array with subarray ***\n";
function callback($value, $key)
{
// dump the arguments to check that they are passed
// with proper type
var_dump($key); // key
var_dump($value); // value
echo "\n"; // new line to separate the output between each element
}
$input = array(
array(),
array(1),
array(1,2,3),
array("Mango", "Orange"),
array(array(1, 2, 3))
);
var_dump( array_walk( $input, "callback"));
echo "Done"
?>
--EXPECT--
*** Testing array_walk() : array with subarray ***
int(0)
array(0) {
}
int(1)
array(1) {
[0]=>
int(1)
}
int(2)
array(3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
}
int(3)
array(2) {
[0]=>
string(5) "Mango"
[1]=>
string(6) "Orange"
}
int(4)
array(1) {
[0]=>
array(3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
}
}
bool(true)
Done
|
