QuickHashStringIntHash::update
(Информация о версии неизвестна, возможно, только в SVN)
QuickHashStringIntHash::update — This method updates an entry in the hash with a new value
Описание
$key
, int $value
)This method updates an entry with a new value, and returns whether the entry was update. If there are duplicate keys, only the first found element will get an updated value. Use QuickHashStringIntHash::CHECK_FOR_DUPES during hash creation to prevent duplicate keys from being part of the hash.
Список параметров
-
key -
The key of the entry to add.
-
value -
The new value for the entry. If a non-string is passed, it will be converted to a string automatically if possible.
Возвращаемые значения
TRUE when the entry was found and updated, and FALSE if the entry was
not part of the hash already.
Примеры
Пример #1 QuickHashStringIntHash::update() example
<?php
$hash = new QuickHashStringIntHash( 1024 );
$hash->add( 'six', 314159265 );
$hash->add( "a lot", 314159265 );
echo $hash->get( 'six' ), "\n";
echo $hash->get( 'a lot' ), "\n";
var_dump( $hash->update( 'a lot', 314159266 ) );
var_dump( $hash->update( "a lot plus one", 314159999 ) );
echo $hash->get( 'six' ), "\n";
echo $hash->get( 'a lot' ), "\n";
?>
Результатом выполнения данного примера будет что-то подобное:
314159265 314159265 bool(true) bool(false) 314159265 314159266
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- Функции по категориям
- Индекс функций
- Справочник функций
- Расширения, относящиеся к переменным и типам
- Quickhash
- Функция QuickHashStringIntHash::add() - This method adds a new entry to the hash
- Функция QuickHashStringIntHash::__construct() - Creates a new QuickHashStringIntHash object
- Функция QuickHashStringIntHash::delete() - This method deletes am entry from the hash
- Функция QuickHashStringIntHash::exists() - This method checks whether a key is part of the hash
- Функция QuickHashStringIntHash::get() - This method retrieves a value from the hash by its key
- Функция QuickHashStringIntHash::getSize() - Returns the number of elements in the hash
- Функция QuickHashStringIntHash::loadFromFile() - This factory method creates a hash from a file
- Функция QuickHashStringIntHash::loadFromString() - This factory method creates a hash from a string
- Функция QuickHashStringIntHash::saveToFile() - This method stores an in-memory hash to disk
- Функция QuickHashStringIntHash::saveToString() - This method returns a serialized version of the hash
- QuickHashStringIntHash::set
- Функция QuickHashStringIntHash::update() - This method updates an entry in the hash with a new value
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