Collections\DictionaryInterface::exists PHP Method

DictionaryInterface Interface Documentation Show file Open project: danielgsims/php-collections

exists() public method

Returns true if $key is in the dictionary, returns false if it is not.
public exists ( $key ) : boolean
$key
return boolean 
    public function exists($key);
DictionaryInterface
add
clear
count
delete
each
exists
filter
get
getKeyType
getOrElse
getValueType
keys
map
merge
toArray
valueExists
values
without