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(PECL quickhash >= Unknown)
QuickHashIntSet::saveToFile — This method stores an in-memory set to disk
$filename
)This method stores an existing set to a file on disk, in the same format that loadFromFile() can read.
filename
The filename of the file to store the hash in.
没有返回值。
Example #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' );
?>