PHP | Ds\Set intersect() Function
Last Updated :
01 Feb, 2023
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The Ds\Set::intersect() function is an inbuilt function in PHP which is used to create a new set which contains the intersection of two sets.
Syntax:
Ds\Set public Ds\Set::intersect ( Ds\Set $set )
Parameters: This parameter holds the set which contains set elements.
Return Value: This function returns the intersection of current set with other set.
Below programs illustrate the Ds\Set::intersect() function in PHP:
Program 1:
<?php
// Declare a new set
$a = new \Ds\Set([2, 3, 6]);
// Declare another new set
$b = new \Ds\Set([2, 4, 6, 7]);
// Print the Intersection of both set
echo("Intersection of both set is: \n");
print_r($a->intersect($b));
?>
Output:
Intersection of both set is:
Ds\Set Object
(
[0] => 2
[1] => 6
)Program 2:
<?php
// Declare a new set
$a = new \Ds\Set([2, 3, 6, 7, 8]);
// Declare another set
$b = new \Ds\Set([2, 3, 5, 8, 9, 10]);
// Print the Intersection of both set
echo("Intersection of both set is: \n");
var_dump($a->intersect($b));
?>
Output:
Intersection of both set is:
object(Ds\Set)#3 (3) {
[0]=>
int(2)
[1]=>
int(3)
[2]=>
int(8)
}Reference: https://www.php.net/manual/en/ds-set.intersect.php
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