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.

    示例

    示例 #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 ) );
    ?>

    以上示例的输出类似于：

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

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