How to use php join

PHP join() function

Combines array elements into a string:

Definition and usage

join() function returns a string composed of array elements.

　join() function is an alias of implode() function.

Note: The join() function accepts two parameter orders. However, due to historical reasons, explode() does not work. You must ensure that the separator parameter comes before the string parameter.

Note: The separator parameter of the join() function is optional. However, for backward compatibility, it is recommended that you use two parameters.

Syntax

join(separator,array)

Technical details

More examples

"; echo join("+",$arr)."
"; echo join("-",$arr)."
"; echo join("X",$arr); ?>

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