PHP Ds / Set add () function

Syntax:
void public DsSet::add ($values)
Parameters: This function takes one parameter $values, which contains many values ‚Äã‚Äãto be added to the set.Return value:This function does not return any values.The following programs illustrate the Ds / Set::add()function in PHP:Program 1:
// Declare an empty set $set = new DsSet();
// Use the add() function for
// add elements to the set $set -> add (1); $set -> add ( " Geeks " ); $set -> add ( " G " ); $set -> add (10); var_dump ( $set ); ?>
Exit:
object (DsSet ) # 1 (4) {[0] = > int (1) [1] = > string (5) "Geeks" [2] = > string (1) "G" [3] = > int (10)}
Program 2:
// Declare an empty set $set = new DsSet();
// Use the add() function for
// add elements to the set $set -> add (10, 20, 30, "Geeks" , "for" ); print_r ( $set ); ?>
Exit:
DsSet Object ( [0] = > 10 [1] = > 20 [2] = > 30 [3] = > Geeks [4] = > for)
Link: http://php.net/manual/en/ds-set.add.php

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