PHP | Ds\Set merge() Function
Last Updated :
16 Aug, 2019
The Ds\Set::merge() function is an inbuilt function in PHP which returns a set after adding all given values to the set.
Syntax:
Ds\Set public Ds\Set::merge ( mixed $values )
Parameters: This function accepts single parameter $values which holds the elements.
Return Value: This function returns the set adding all the elements.
Below programs illustrate the Ds\Set::merge() function in PHP:
Program 1:
<?php
$set = new \Ds\Set([12, 15, 18, 20]);
var_dump( $set ->merge([1, 2, 3]));
var_dump( $set )
?>
|
Output:
object(Ds\Set)#2 (7) {
[0]=>
int(12)
[1]=>
int(15)
[2]=>
int(18)
[3]=>
int(20)
[4]=>
int(1)
[5]=>
int(2)
[6]=>
int(3)
}
object(Ds\Set)#1 (4) {
[0]=>
int(12)
[1]=>
int(15)
[2]=>
int(18)
[3]=>
int(20)
}
Program 2:
<?php
$set = new \Ds\Set([12, 15, 18, 20]);
var_dump( $set ->merge([ "G" , "E" , "E" , "k" , "S" ]));
?>
|
Output:
object(Ds\Set)#2 (8) {
[0]=>
int(12)
[1]=>
int(15)
[2]=>
int(18)
[3]=>
int(20)
[4]=>
string(1) "G"
[5]=>
string(1) "E"
[6]=>
string(1) "k"
[7]=>
string(1) "S"
}
Reference: https://www.php.net/manual/en/ds-set.merge.php
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