PHP 7.1.21 Released

Ds\Set::merge

(PECL ds >= 1.0.3)

Ds\Set::mergeReturns the result of adding all given values to the set

说明

public Ds\Set Ds\Set::merge ( mixed $values )

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([123]);

var_dump($set->merge([345]));
var_dump($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)
}
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