PHP join() function

PHP string join() Function

PHP string join() is predefined function. It is used to return a string from the elements of an array. It is an alias of the implode() function.

Parameter	Description	Required/Optional
separator	Specify the array element	optional
array	The array to join to a string	required

  <?php  $arr = array(‘Hello’,’PHP’,’Join’,’Function’);  echo join(” “,$arr).”<br>”;  ?>  

Output:

Hello PHP Join Function

  <?php  $arr = array(‘Hello’,’PHP’,’Join’,’Function’);  echo join(“+”,$arr).”<br>”;  ?>  

Output:

Hello+PHP+Join+Function

  <?php  $arr = array(‘Hello’,’PHP’,’Join’,’Function’);  echo join(“-“,$arr).”<br>”;  ?>  

Output:

Hello-PHP-Join-Function

  <?php  $arr = array(‘1’, ‘2’, ‘3’, ‘4’, ‘5’, ‘6’, ‘7’, ‘8’, ‘9’, ’10’);  echo join(‘<br>’, $arr);  ?>  

Output:

1  2  3  4  5  6  7  8  9  10

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