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  • QuickHashIntSet::getSize()

    (PECL quickhash >= Unknown)

    Returns the number of elements in the set

    说明

    publicQuickHashIntSet::getSize(void): int

    Returns the number of elements in the set.

    参数

    $key

    The key of the entry to add.

    返回值

    The number of elements in the set.

    范例

    Example #1 QuickHashIntSet::getSize() example

    <?php
    $set = new QuickHashIntSet( 8 );
    var_dump( $set->add( 2 ) );
    var_dump( $set->add( 3 ) );
    var_dump( $set->getSize() );
    ?>
    

    以上例程的输出类似于:

    bool(true)
    bool(true)
    int(2)