Warning: implode() [function.implode]: Invalid arguments passed

Question

I\'m getting the error below...

Warning: implode() [function.implode]: Invalid arguments passed in \\wp-content/themes/mytheme/functions.php on line 1335

at...

Answer 1

You are getting the error because $ret is not an array.

To get rid of the error, at the start of your function, define it with this line: $ret = array();

It appears that the get_tags() call is returning nothing, so the foreach is not run, which means that $ret isn't defined.