- PHP 手册
- 函数参考
- 变量与类型相关扩展
- Quickhash
- QuickHashIntSet
QuickHashIntSet::delete
(PECL quickhash >= Unknown)
QuickHashIntSet::delete — This method deletes an entry from the set
说明
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.
参数
-
key -
The key of the entry to delete.
返回值
TRUE when the entry was deleted, and FALSE if the entry was not deleted.
范例
Example #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 ) );
?>
以上例程的输出类似于：
bool(false) bool(true) bool(true) bool(false) bool(false)
User Contributed Notes
There are no user contributed notes for this page.官方地址：https://www.php.net/manual/en/quickhashintset.delete.php