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php

--TEST--
Test array_push() function : usage variations - multidimensional arrays
--FILE--
<?php
/* Prototype  : int array_push(array $stack, mixed $var [, mixed $...])
 * Description: Pushes elements onto the end of the array 
 * Source code: ext/standard/array.c
 */

/*
 * Test array_push when passed:
 * 1. an array as $var arg
 * 2. as sub-array as $stack arg
 */

echo "*** Testing array_push() : usage variations ***\n";

echo "\n-- Pass array as \$var argument --\n";
$array = array(1, 2, 3);
$sub_array = array('one', 'two');
var_dump(array_push($array, $sub_array));
var_dump($array);

echo "\n-- Pass sub-array as \$stack argument --\n";
var_dump(array_push($array[3], 'a'));
var_dump($array);

echo "Done";
?>
--EXPECTF--
*** Testing array_push() : usage variations ***

-- Pass array as $var argument --
int(4)
array(4) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
  [3]=>
  array(2) {
    [0]=>
    string(3) "one"
    [1]=>
    string(3) "two"
  }
}

-- Pass sub-array as $stack argument --
int(3)
array(4) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
  [3]=>
  array(3) {
    [0]=>
    string(3) "one"
    [1]=>
    string(3) "two"
    [2]=>
    string(1) "a"
  }
}
Done