The Ds\Set::join() function is an inbuilt function in PHP which is used to join all values as string.
Syntax:
string public Ds\Set::join ([ string $glue ] )
Parameters: This function accepts single parameter $glue which is optional. It is used to separate the set element.
Return Value: This function returns a string.
Below programs illustrate the Ds\Set::join() function in PHP:
Program 1:
<?php // Create new set $set = new \Ds\Set([ "G" , "E" , "E" ,
"K" , "S" , 1, 2, 3, 4]);
// Use join() function and // display the string var_dump( $set ->join());
?> |
Output:
string(8) "GEKS1234"
Program 2:
<?php // Create new set $set = new \Ds\Set([ "G" , "E" , "E" ,
"K" , "S" , 1, 2, 3, 4]);
// Use join() function and // display the string separated // with comma var_dump( $set ->join( ", " ));
// Create new set $set = new \Ds\Set([1, 2, 3, "g" , "e" ]);
// Use join() function var_dump( $set ->join( "|" ));
?> |
Output:
string(22) "G, E, K, S, 1, 2, 3, 4" string(9) "1|2|3|g|e"
Reference: https://www.php.net/manual/en/ds-set.join.php