Judy
PHP 手册

Judy::lastEmpty

(PECL judy >= 0.1.1)

Judy::lastEmptySearch for the last absent index in the Judy array

说明

public int Judy::lastEmpty ([ int $index = -1 ] )

Search (inclusive) for the last absent index that is equal to or less than the passed Index.

参数

index

The index can be an integer or a string corresponding to the index where to start the search.

返回值

Return the corresponding index in the array.


Judy
PHP 手册