QuickHashIntSet::saveToString()
(PECL quickhash >= Unknown)
This method returns a serialized version of the set
说明
public QuickHashIntSet::saveToString(void): string
This method returns a serialized version of the set in the same format that loadFromString()can read.
返回值
This method returns a string containing a serialized format of the set. Each element is stored as a four byte value in the Endianness that the current system uses.
范例
Example #1 QuickHashIntSet::saveToString() 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 ) ); var_dump( $set->saveToString() ); ?>