diff options
Diffstat (limited to 'user_guide_src/source/general/helpers.rst')
| -rw-r--r-- | user_guide_src/source/general/helpers.rst | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/user_guide_src/source/general/helpers.rst b/user_guide_src/source/general/helpers.rst index 2b113c1f4..71cb8b25a 100644 --- a/user_guide_src/source/general/helpers.rst +++ b/user_guide_src/source/general/helpers.rst @@ -102,7 +102,28 @@ For example, to extend the native Array Helper you'll create a file named application/helpers/MY_array_helper.php, and add or override functions:: - // any_in_array() is not in the Array Helper, so it defines a new function function any_in_array($needle, $haystack) { $needle = (is_array($needle)) ? $needle : array($needle); foreach ($needle as $item) { if (in_array($item, $haystack)) { return TRUE; } } return FALSE; } // random_element() is included in Array Helper, so it overrides the native function function random_element($array) { shuffle($array); return array_pop($array); } + // any_in_array() is not in the Array Helper, so it defines a new function + function any_in_array($needle, $haystack) + { + $needle = (is_array($needle)) ? $needle : array($needle); + + foreach ($needle as $item) + { + if (in_array($item, $haystack)) + { + return TRUE; + } + } + + return FALSE; + } + + // random_element() is included in Array Helper, so it overrides the native function + function random_element($array) + { + shuffle($array); + return array_pop($array); + } Setting Your Own Prefix ----------------------- |