The Ds\Set::get() function of Ds\Set class in PHP is an inbuilt function which is used to get a value from the Set instance. This function is used to fetch a value present at a particular index in the Set instance.
Syntax:
mixed public Ds\Set::get ( int $index )
Parameters: This function accepts a single parameter $index which represents the index position in the Set from where the value is to be fetched.
Return Value: This function returns the present at the index $index in the Set instance.
Below programs illustrate the Ds\Set::get() function:
Program 1:
<?php // Declare new Set $set = new \Ds\Set([10, 15, 21]); // Display the Set element var_dump($set); // Display value at index 2 echo "Value at index 2 is : "; print_r($set->get(2)); ?> |
Output:
object(Ds\Set)#1 (3) {
[0]=>
int(10)
[1]=>
int(15)
[2]=>
int(21)
}
Value at index 2 is : 21
Program 2:
<?php // Declare new Set $set = new \Ds\Set(["Geeks", "for", "Keegs"]); // Display the Set element var_dump($set); // Display the value at index 0 echo "Value at index 0 is : "; print_r($set->get(0)); ?> |
Output:
object(Ds\Set)#1 (3) {
[0]=>
string(5) "Geeks"
[1]=>
string(3) "for"
[2]=>
string(5) "Keegs"
}
Value at index 0 is : Geeks
Reference: http://php.net/manual/en/ds-set.get.php
