HH\Vector::shuffle
Shuffles the values of the current Vector randomly in place
public function shuffle(): void;
Returns
void
Examples
$v = Vector {'red', 'green', 'blue', 'yellow'};
// Randomize the Vector elements in place
$v->shuffle();
\var_dump($v);
```.hhvm.expectf
object(HH\Vector) (4) {
[0]=>
string(%d) "%s"
[1]=>
string(%d) "%s"
[2]=>
string(%d) "%s"
[3]=>
string(%d) "%s"
}
```.example.hhvm.out
object(HH\Vector) (4) {
[0]=>
string(4) "blue"
[1]=>
string(5) "green"
[2]=>
string(6) "yellow"
[3]=>
string(3) "red"
}