index.md

code	type	title	description
true	page	hlen	MemoryStorage:hlen

hlen

Returns the number of fields contained in a hash.

[Redis documentation]

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hlen(key, [options], callback)

Arguments	Type	Description
key	string	Key identifier
options	JSON Object	Optional parameters
callback	function	Callback

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Options

Option	Type	Description	Default
queuable	boolean	Make this request queuable or not	true

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Callback Response

Returns an integer containing the number of fields in the hash.

Usage

<<< ./snippets/hlen-1.java

Callback response:

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