PHP join() Function

PHP join() Function is used to join array elements into string.
The join() function is an alias of the implode() function.

Syntax :

implode(separator,array);

PHP join() Function returns string with separator between two array elements.

Parameter Values,
 

Let's see below example to understand join() Function in details.

Example :

<?php
$arr = array('Learn','php','join()','function','by','aryatechno');
print_r($arr);
echo "<br> Join array element without separator :".implode($arr)."<br>";
echo "<br> Join array element by space :".implode(" ",$arr)."<br>";
echo "<br> Join array element by dash:".implode("-",$arr)."<br>";
echo "<br> Join array element by semicolon:".implode(";",$arr)."<br>";
echo "<br> Join array element by comma:".implode(";",$arr)."<br>";

?>