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QuickHashStringIntHash::getSize — Returns the number of elements in the hash
此函数没有参数。
The number of elements in the hash.
示例 #1 QuickHashStringIntHash::getSize() example
<?php
$hash = new QuickHashStringIntHash( 8 );
var_dump( $hash->add( "two", 2 ) );
var_dump( $hash->add( "three", 5 ) );
var_dump( $hash->getSize() );
?>以上示例的输出类似于：
bool(true) bool(true) int(2)