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|
--TEST--
Test array_unshift() function : usage variations - two dimensional arrays for 'array' argument
--FILE--
<?php
/* Prototype : int array_unshift(array $array, mixed $var [, mixed ...])
* Description: Pushes elements onto the beginning of the array
* Source code: ext/standard/array.c
*/
/*
* Testing the functionality of array_unshift() by giving two-dimensional
* arrays and also sub-arrays within the two-dimensional array for $array argument.
* The $var argument passed is a fixed value
*/
echo "*** Testing array_unshift() : two dimensional arrays for \$array argument ***\n";
// initializing $var argument
$var = 10;
// two-dimensional array to be passed to $array argument
$two_dimensional_array = array(
// associative array
array('color' => 'red', 'item' => 'pen', 'place' => 'LA'),
// numeric array
array(1, 2, 3, 4, 5),
// combination of numeric and associative arrays
array('a' => 'green', 'red', 'brown', 33, 88, 'orange', 'item' => 'ball')
);
/* Passing the entire $two_dimensional_array to $array */
/* With default argument */
// returns element count in the resulting array after arguments are pushed to
// beginning of the given array
$temp_array = $two_dimensional_array;
var_dump( array_unshift($temp_array, $var) ); // whole 2-d array
// dumps the resulting array
var_dump($temp_array);
/* With optional arguments */
// returns element count in the resulting array after arguments are pushed to
// beginning of the given array
$temp_array = $two_dimensional_array;
var_dump( array_unshift($temp_array, $var, "hello", 'world') ); // whole 2-d array
// dumps the resulting array
var_dump($temp_array);
/* Passing the sub-array within the $two_dimensional_array to $array argument */
/* With default argument */
// returns element count in the resulting array after arguments are pushed to
// beginning of the given array
$temp_array = $two_dimensional_array[0];
var_dump( array_unshift($temp_array, $var) ); // sub array
// dumps the resulting array
var_dump($temp_array);
/* With optional arguments */
// returns element count in the resulting array after arguments are pushed to
// beginning of the given array
$temp_array = $two_dimensional_array[0];
var_dump( array_unshift($temp_array, $var, "hello", 'world') ); // sub array
// dumps the resulting array
var_dump($temp_array);
echo "Done";
?>
--EXPECTF--
*** Testing array_unshift() : two dimensional arrays for $array argument ***
int(4)
array(4) {
[0]=>
int(10)
[1]=>
array(3) {
["color"]=>
string(3) "red"
["item"]=>
string(3) "pen"
["place"]=>
string(2) "LA"
}
[2]=>
array(5) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
[3]=>
int(4)
[4]=>
int(5)
}
[3]=>
array(7) {
["a"]=>
string(5) "green"
[0]=>
string(3) "red"
[1]=>
string(5) "brown"
[2]=>
int(33)
[3]=>
int(88)
[4]=>
string(6) "orange"
["item"]=>
string(4) "ball"
}
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
array(3) {
["color"]=>
string(3) "red"
["item"]=>
string(3) "pen"
["place"]=>
string(2) "LA"
}
[4]=>
array(5) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
[3]=>
int(4)
[4]=>
int(5)
}
[5]=>
array(7) {
["a"]=>
string(5) "green"
[0]=>
string(3) "red"
[1]=>
string(5) "brown"
[2]=>
int(33)
[3]=>
int(88)
[4]=>
string(6) "orange"
["item"]=>
string(4) "ball"
}
}
int(4)
array(4) {
[0]=>
int(10)
["color"]=>
string(3) "red"
["item"]=>
string(3) "pen"
["place"]=>
string(2) "LA"
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
["color"]=>
string(3) "red"
["item"]=>
string(3) "pen"
["place"]=>
string(2) "LA"
}
Done
|
