QuickHashIntStringHash::delete
(PECL quickhash >= Unknown)
QuickHashIntStringHash::delete — This method deletes am entry from the hash
Описание
public bool QuickHashIntStringHash::delete
( int
$key
)This method deletes an entry from the hash, and returns whether the entry was deleted or not. Associated memory structures will not be freed immediately, but rather when the hash itself is freed.
Elements can not be deleted when the hash is used in an iterator. The
method will not throw an exception, but simply return FALSE like would
happen with any other deletion failure.
Список параметров
-
key -
The key of the entry to delete.
Возвращаемые значения
TRUE when the entry was deleted, and FALSE if the entry was not deleted.
Примеры
Пример #1 QuickHashIntStringHash::delete() example
<?php
$hash = new QuickHashIntStringHash( 1024 );
var_dump( $hash->exists( 4 ) );
var_dump( $hash->add( 4, "five" ) );
var_dump( $hash->delete( 4 ) );
var_dump( $hash->exists( 4 ) );
var_dump( $hash->delete( 4 ) );
?>
Результатом выполнения данного примера будет что-то подобное:
bool(false) bool(true) bool(true) bool(false) bool(false)
- PHP Руководство
- Функции по категориям
- Индекс функций
- Справочник функций
- Расширения, относящиеся к переменным и типам
- Quickhash
- Функция QuickHashIntStringHash::add() - This method adds a new entry to the hash
- Функция QuickHashIntStringHash::__construct() - Creates a new QuickHashIntStringHash object
- Функция QuickHashIntStringHash::delete() - This method deletes am entry from the hash
- Функция QuickHashIntStringHash::exists() - This method checks whether a key is part of the hash
- Функция QuickHashIntStringHash::get() - This method retrieves a value from the hash by its key
- Функция QuickHashIntStringHash::getSize() - Returns the number of elements in the hash
- Функция QuickHashIntStringHash::loadFromFile() - This factory method creates a hash from a file
- Функция QuickHashIntStringHash::loadFromString() - This factory method creates a hash from a string
- Функция QuickHashIntStringHash::saveToFile() - This method stores an in-memory hash to disk
- Функция QuickHashIntStringHash::saveToString() - This method returns a serialized version of the hash
- QuickHashIntStringHash::set
- Функция QuickHashIntStringHash::update() - This method updates an entry in the hash with a new value
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