QuickHashIntHash::set
(PECL quickhash >= Unknown)
QuickHashIntHash::set — This method updates an entry in the hash with a new value, or adds a new one if the entry doesn't exist
Описание
$key
, int $value
)This method tries to update an entry with a new value. In case the entry did not yet exist, it will instead add a new entry. It returns whether the entry was added or update. If there are duplicate keys, only the first found element will get an updated value. Use QuickHashIntHash::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 or update.
-
value -
The new value to set the entry with.
Возвращаемые значения
2 if the entry was found and updated, 1 if the entry was newly added or 0 if there was an error.
Примеры
Пример #1 QuickHashIntHash::set() example
<?php
$hash = new QuickHashIntHash( 1024 );
echo "Set->Add\n";
var_dump( $hash->get( 46692 ) );
var_dump( $hash->set( 46692, 16091 ) );
var_dump( $hash->get( 46692 ) );
echo "Set->Update\n";
var_dump( $hash->set( 46692, 29906 ) );
var_dump( $hash->get( 46692 ) );
?>
Результатом выполнения данного примера будет что-то подобное:
bool(false) int(2) int(16091) Set->Update int(1) int(29906)
- PHP Руководство
- Функции по категориям
- Индекс функций
- Справочник функций
- Расширения, относящиеся к переменным и типам
- Quickhash
- Функция QuickHashIntHash::add() - This method adds a new entry to the hash
- Функция QuickHashIntHash::__construct() - Creates a new QuickHashIntHash object
- Функция QuickHashIntHash::delete() - This method deletes am entry from the hash
- Функция QuickHashIntHash::exists() - This method checks whether a key is part of the hash
- Функция QuickHashIntHash::get() - This method retrieves a value from the hash by its key
- Функция QuickHashIntHash::getSize() - Returns the number of elements in the hash
- Функция QuickHashIntHash::loadFromFile() - This factory method creates a hash from a file
- Функция QuickHashIntHash::loadFromString() - This factory method creates a hash from a string
- Функция QuickHashIntHash::saveToFile() - This method stores an in-memory hash to disk
- Функция QuickHashIntHash::saveToString() - This method returns a serialized version of the hash
- QuickHashIntHash::set
- Функция QuickHashIntHash::update() - This method updates an entry in the hash with a new value
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