PHP | Ds\Set join() Function

The Ds\Set::join() function is an inbuilt function in PHP which is used to join all values as string.

Syntax:

string Ds\Set::join( $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:

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<?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()); 
  
?> 

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Output:

string(8) "GEKS1234"

Program 2:

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<?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("|")); 
  
?> 

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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



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