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Diffstat (limited to 'engine/lib/elgglib.php')
| -rw-r--r-- | engine/lib/elgglib.php | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php index 356ecd003..5ee17c486 100644 --- a/engine/lib/elgglib.php +++ b/engine/lib/elgglib.php @@ -1861,6 +1861,20 @@ } /** + * Function to be used in array_filter which returns true if $string is not null. + * + * @param string $string + * @return bool + */ + function is_not_null($string) + { + if (($string==='') || ($string===false) || ($string===null)) + return false; + + return true; + } + + /** * Get the full URL of the current page. * * @return string The URL |