Ds\Set::merge
(PECL ds >= 1.0.3)
Ds\Set::merge — Returns the result of adding all given values to the set
说明
Returns the result of adding all given values to the set.
参数
-
values -
A traversable object or an array.
返回值
The result of adding all given values to the set, effectively the same as adding the values to a copy, then returning that copy.
Note:
The current instance won't be affected.
范例
Example #1 Ds\Set::merge() example
<?php
$set = new \Ds\Set([1, 2, 3]);
var_dump($set->merge([3, 4, 5]));
var_dump($set);
?>
以上例程的输出类似于：
object(Ds\Set)#2 (6) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
[3]=>
int(4)
[4]=>
int(5)
}
object(Ds\Set)#1 (3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
}
