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.
string public Ds\Vector::join( $glue )
Parameters: This function accepts a single parameter $glue which is used to hold the separator. It is an optional parameter.
Return Value: This function returns the value of the vector as string.
Below programs illustrate the Ds\Vector::join() function in PHP:
Ds\Vector Object (  => 1  => 2  => 3  => 4  => 5 ) Vector elements after joining 12345
Ds\Vector Object (  => geeks  => for  => geeks ) Vector elements after joining geeks|for|geeks