php Programming Glossary: offsetexists

Dependency Injection Pattern seems extreme in Control Class

http://stackoverflow.com/questions/10215010/dependency-injection-pattern-seems-extreme-in-control-class

default public function offsetGet index return parent offsetExists index parent offsetGet index this default class AjaxTypesIni..

Testing if a network in cidr notation overlaps another network

http://stackoverflow.com/questions/13608394/testing-if-a-network-in-cidr-notation-overlaps-another-network

ArrayAccess interface methods read only public function offsetExists offset if offset 'network' offset 'broadcast' return TRUE.. getHostsCount public function offsetGet offset if this offsetExists offset return NULL if offset 'network' address this getNetworkAddress..

PHP: Illegal string-offset

http://stackoverflow.com/questions/13906822/php-illegal-string-offset

Error SUPER GLOBAL data cannot be modified public function offsetExists offset return isset this request offset public function offsetUnset..

Cheating PHP integers

http://stackoverflow.com/questions/5505124/cheating-php-integers

var evil 0000111122220000ffff 16 bit each function offsetExists offset return strlen this evil 4 1 offset function offsetGet..

is_null($x) vs $x === null in PHP [duplicate]

http://stackoverflow.com/questions/8228837/is-nullx-vs-x-null-in-php

used on an overloaded object i.e. if the object defines an offsetExists __isset method that returns true even if the offset is null..