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    QuickHashIntSet::saveToFile

    (PECL quickhash >= Unknown)

    QuickHashIntSet::saveToFile — This method stores an in-memory set to disk

    说明

    public QuickHashIntSet::saveToFile(string $filename): void

    This method stores an existing set to a file on disk, in the same format that QuickHashIntSet::loadFromFile() can read.

    参数

    filename

    The filename of the file to store the hash in.

    返回值

    没有返回值。

    示例

    示例 #1 QuickHashIntSet::saveToFile() example

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

    $set->saveToFile( '/tmp/test.set' );
    ?>

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