update : 2015.11.03
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Count the number of elements in the Judy array
Judy
PHP Manual

Judy::count

(PECL judy >= 0.1.1)

Judy::count — Count the number of elements in the Judy array

설명

public int Judy::count ([ int $index_start = 0 [, int $index_end = -1 ]] )

Count the number of elements in the Judy array.

인수

index_start

Start counting from the given index. Default is first index.

index_end

Stop counting when reaching this index. Default is last index.

반환값

Return the number of elements.

Judy
PHP Manual