PHPのお勉強!

PHP TOP

QuickHashIntSet::delete

(PECL quickhash >= Unknown)

QuickHashIntSet::deleteThis method deletes an entry from the set

説明

public QuickHashIntSet::delete(int $key): bool

This method deletes an entry from the set, and returns whether the entry was deleted or not. Associated memory structures will not be freed immediately, but rather when the set itself is freed.

パラメータ

key

The key of the entry to delete.

戻り値

true when the entry was deleted, and false if the entry was not deleted.

例1 QuickHashIntSet::delete() example

<?php
$set
= new QuickHashIntSet( 1024 );
var_dump( $set->exists( 4 ) );
var_dump( $set->add( 4 ) );
var_dump( $set->delete( 4 ) );
var_dump( $set->exists( 4 ) );
var_dump( $set->delete( 4 ) );
?>

上の例の出力は、 たとえば以下のようになります。

bool(false)
bool(true)
bool(true)
bool(false)
bool(false)

add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top