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

It happens when $ret hasn't been defined. The solution is simple. Right above $tags = get_tags();, add the following line:

$ret = array();