PHP | DsVector reduce() Function

PHP | Ds\Sequence join() Function

Last Updated : 21 Aug, 2019

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

string abstract public Ds\Sequence::join ([ string $glue ] )

Parameter: This function accepts single parameter $glue which is optional. It is used to separate the sequence element. Return value: This function returns a strings. Below programs illustrate the Ds\Sequence::join() function in PHP: Program 1:

php

<?php

// Create new sequence
$seq =  new \Ds\Vector(["G", "E", "E",
                "K", "S", 1, 2, 3, 4]);

// Use join() function and
// display the string
var_dump($seq->join());

?>

Output:

string(9) "GEEKS1234"

Program 2:

php

<?php

// Create new sequence
$seq =  new \Ds\Vector(["G", "E", "E",
                "K", "S", 1, 2, 3, 4]);

// Use join() function and
// display the string separated
// with comma
var_dump($seq->join(", "));

// Create new sequence
$seq =  new \Ds\Vector([1, 2, 3, "g", "e"]);

// Use join() function
var_dump($seq->join("|"));

?>

Output:

string(25) "G, E, E, K, S, 1, 2, 3, 4"
string(9) "1|2|3|g|e"

Reference: http://php.net/manual/en/ds-sequence.join.php

PHP | DsVector reduce() Function

V

vijay_raj

Improve

Article Tags :

Similar Reads

PHP | DsSet join() Function

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

PHP | DsDeque join() Function

The Ds\Deque::join() function is an inbuilt function in PHP which is used to join all values in the Deque as a string. The separator can also be used to join the elements. Syntax: public Ds\Deque::join( $glue ) : string Parameters: This function accepts single parameter $glue which holds the separat

PHP | DsSet reduce() Function

The Ds\Set::reduce() function is an inbuilt function in PHP which is used to reduce the set to a single value by applying operations using the callback function. Syntax: mixed public Ds\Set::reduce ( callable $callback [, mixed $initial ] ) Parameters: This function accepts two parameters as mention

PHP | DsVector join() Function

The Ds\Vector::join() function is an inbuilt function in PHP which is used to join all the elements of vector as a string using the separator provided as the argument. Syntax: string public Ds\Vector::join( $glue ) Parameters: This function accepts a single parameter $glue which is used to hold the

PHP | DsSet slice() Function

The Ds\Set::slice() function is an inbuilt function in PHP which is used to return the sub-set of given range. Syntax: Ds\Set public Ds\Set::slice ( int $index [, int $length ] ) Parameters: This function accepts two parameters as mentioned above and described below: $index: This parameter holds the

PHP DsSet sum() Function

The Ds\Set::sum() function of Ds\Set class in PHP is an inbuilt function which is used to find the sum of all of the elements present in a Set. Syntax: number public Ds\Set::sum ( void ) Parameter: This function does not accepts any parameter. Return Value: This function returns the sum of the value

PHP DsMap sum() Function

The Ds\Map::sum() function of PHP is used to get the sum of all of the values present in the Map instance. Syntax: number public Ds\Map::sum ( void ) Parameters: This function does not accepts any parameter. Return value: This function returns the sum of all of the values present in the Map instance

PHP | DsSequence join() Function

The Ds\Sequence::join() function is an inbuilt function in PHP which is used to join all values as string. Syntax: string abstract public Ds\Sequence::join ([ string $glue ] ) Parameter: This function accepts single parameter $glue which is optional. It is used to separate the sequence element. Retu

PHP | DsVector reduce() Function

The Ds\Vector::reduce() function is an inbuilt function in PHP which reduce the vector to a single value by applying operations in the callback function. Syntax: mixed public Ds\Vector::reduce( $callback, $initial ) Parameters: This function accepts two parameters as mentioned above and described be

PHP | DsDeque slice() Function

The Ds\Deque::slice() function is an inbuilt function in PHP which is used to return a sub-Deque which contains elements of the Deque within the index range. Syntax: public Ds\Deque::slice( $index, $length ) : Ds\Deque Parameters: This function accept two parameters as mentioned above and described