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(PECL judy >= 0.1.1)
Judy::count — Count the number of elements in the Judy array
$index_start
= 0
[, int $index_end
= -1
]] )Count the number of elements in the Judy array.
index_start
Start counting from the given index. Default is first index.
index_end
Stop counting when reaching this index. Default is last index.
Return the number of elements.