QuickHashIntHash::__construct
Creates a new QuickHashIntHash object
Description
public QuickHashIntHash::__construct(int $size
, int $options
= ?)
Parameters
-
size
-
The amount of bucket lists to configure. The number you pass in will be
automatically rounded up to the next power of two. It is also
automatically limited from 64
to 4194304
.
-
options
-
The options that you can pass in are: QuickHashIntHash::CHECK_FOR_DUPES
,
which makes sure no duplicate entries are added to the hash;
QuickHashIntHash::DO_NOT_USE_ZEND_ALLOC
to not use PHP's internal memory
manager as well as one of QuickHashIntHash::HASHER_NO_HASH
,
QuickHashIntHash::HASHER_JENKINS1
or QuickHashIntHash::HASHER_JENKINS2
.
These last three configure which hashing algorithm to use. All options
can be combined using bitmasks.
Return Values
Returns a new QuickHashIntHash object.
Examples
Example #1 QuickHashIntHash::__construct example
<?php
var_dump( new QuickHashIntHash( 1024 ) );
var_dump( new QuickHashIntHash( 1024, QuickHashIntHash::CHECK_FOR_DUPES ) );
var_dump(
new QuickHashIntHash(
1024,
QuickHashIntHash::DO_NOT_USE_ZEND_ALLOC | QuickHashIntHash::HASHER_JENKINS2
)
);
?>