(Информация о версии неизвестна, возможно, только в SVN)
QuickHashStringIntHash::saveToString — This method returns a serialized version of the hash
This method returns a serialized version of the hash in the same format that loadFromString() can read.
This method returns a serialized format of an existing hash, in the same format that loadFromString() can read.
Пример #1 QuickHashStringIntHash::saveToString() example
<?php
$hash = new QuickHashStringIntHash( 1024 );
var_dump( $hash->add( "fourty three", 42 ) );
var_dump( $hash->add( "fifty two", 52 ) );
var_dump( $hash->saveToString() );
?>