{var $a, $arr}
array_count:
{ array_count(array('a', 'b', 'c') )}

array_contains:
{ array_contains( array('a','b'), 'b')}

array_is_empty:
{ array_is_empty( array() ) }

array_index_of:
{ array_index_of( array('k1' => 'a', 'k2' => 'b'), 'b') }

array_index_exists:
{ array_index_exists( array('k1' => 'a', 'k2' => 'b'), 'k2') }

array_left:
{ array_count( array_left( array('a', 'b', 'c'), 1 ) ) }

array_right:
{ array_count( array_right( array('a','b', 'c'), 1 ) ) }

array_mid:
{ $a = array_mid( array( 'a','b','c' ), 1, 1 ) }{$a[0]}

array_insert:
{ $a = array_insert( array("a", "b"), 1, "c", "d", "e" ) }{$a[0]}{$a[1]}{$a[2]}{$a[3]}{$a[4]}

array_append:
{$arr = array('a')}{ $a = array_append( $arr, 'b', 'c' ) }{$a[0]}{$a[1]}{$a[2]}

array_prepend:
{$arr = array('a')}{ $a = array_prepend( $arr, 'b', 'c' ) }{$a[0]}{$a[1]}{$a[2]}

array_merge:
{ $a = array_merge( array('a'), array('b'), array('c') )}{$a[0]}{$a[1]}{$a[2]}

array_remove:
{ $a = array_remove( array('a', 'b', 'c', 'd', 'e'), 1, 2) }{$a[0]}{$a[1]}{$a[2]}
{ $a = array_remove( array('a', 'b', 'c', 'd', 'e'), 1) }{$a[0]}{$a[1]}{$a[2]}{$a[3]}

array_remove_first:
{$a = array_remove_first( array( 'a', 'b' ) )}{$a[0]}
{$a = array_remove_first( array( 'a', 'b', 'c' ), 2 )}{$a[0]}

array_remove_last:
{$a = array_remove_last( array( 'a', 'b', 'c' ) )}{$a[0]}{$a[1]}
{$a = array_remove_last( array( 'a', 'b', 'c' ), 2 )}{$a[0]} size: {array_count($a)}

array_replace:
{$a = array_replace( array('a','b','c','d'), 1, 2, 'x', 'y' )}{$a[0]}{$a[1]}{$a[2]}{$a[3]}

array_swap:
{$a = array_swap( array('a','b'), 0, 1)}{$a[0]}{$a[1]}

array_reverse:
{$a = array_reverse( array('a', 'b'))}{$a[0]}{$a[1]}

array_diff:
{$a = array_diff(array('a', 'b'), array('z', 'a', 'q') )}{$a[1]}

array_intersect:
{$a = array_intersect(array('a', 'b'), array('a') )}{$a[0]}

array_pad:
{$a = array_pad(array('a'), 3, 'b' )}{$a[0]}{$a[1]}{$a[2]}
{$a = array_pad(3, 'a' )}{$a[0]}{$a[1]}{$a[2]}

array_unique:
{$a = array_unique(array('a', 'b', 'a'))}{$a[0]}{$a[1]}

array_find:
{array_find(array('a', 'b', 'c' ), 'c')}

array_find_replace:
{ $a = array_find_replace( array('a', 'b', 'c', 'a' ), 'a', 'z' ) }{$a[0]}{$a[1]}{$a[2]}{$a[3]}

array_fill_range:
{$a = array_fill_range( 0, 2 )}{$a[0]}{$a[1]}{$a[2]}

array_sum:
{array_sum( array( 1,2,3) )}

array_repeat:
{ $a = array_repeat( array('a', 'b'), 2 ) }{$a[0]}{$a[1]}{$a[2]}{$a[3]}

array_sort:
{$a = array_sort( array('b', 'a', 'c') )}{$a[0]}{$a[1]}{$a[2]}

array_sort_reverse:
{$a = array_sort_reverse( array('b', 'a', 'c') )}{$a[0]}{$a[1]}{$a[2]}

hash_sort:
{$a = hash_sort( array('x' => 'b', 'y' => 'a', 'z' => 'c') )}

hash_sort_reverse:
{$a = hash_sort_reverse( array('x' => 'b', 'y' => 'a', 'z' => 'c') )}

hash_sort_keys:
{$a = hash_sort_reverse( array('x' => 'b', 'y' => 'a', 'z' => 'c') )}

hash_sort_keys_reverse:
{$a = hash_sort_reverse( array('x' => 'b', 'y' => 'a', 'z' => 'c') )}

hash_diff:
{$a = hash_diff( array( 'x' => 'b', 'y' => 'c' ), array( 'x' => 'c' ) )}

hash_diff_key:
{$a = hash_diff_key( array( 'x' => 'b', 'y' => 'c' ), array( 'x' => 'c' ) )}

hash_intersect:
{$a = hash_intersect( array( 'x' => 'b', 'y' => 'c' ), array( 'y' => 'c' ) )}
{debug_dump($a)}

hash_intersect_key:
{$a = hash_intersect_key( array( 'x' => 'b', 'y' => 'c' ), array( 'x' => 'c' ) )}
{debug_dump($a)}

hash_keys:
{$a = hash_keys( array( 'x' => 'b', 'y' => 'c' ) )}

hash_values:
{$a = hash_values( array( 'x' => 'b', 'y' => 'c' ) )}