(PECL quickhash >= Unknown)
QuickHashIntSet::delete — This method deletes an entry from the set
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.
key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 ) );
?>上の例の出力は、 たとえば以下のようになります。
bool(false) bool(true) bool(true) bool(false) bool(false)