(Yaf >=1.0.0) Check whether an item exists

(Yaf >=1.0.0) The readonly purpose public

(Yaf >=1.0.0) Retrieve ENV varialbe public

(Yaf >=1.0.0) The __clone purpose private

(Yaf >=1.0.0) The initView purpose public

(PECL judy >= 0.1.1) Locate the Nth index present in the

(PECL judy >= 0.1.1) Search for the last index in the

(PECL judy >= 0.1.1) Search for the previous absent index in the

(PECL judy >= 0.1.1) Return or print the current PHP Judy version

(Yaf >=1.0.0) Returns a PHP array public array