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Retrieve the string value stored at a key. Returns (nil) if the key does not exist or has expired.

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Syntax

GET key

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Parameters

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key
string
required
The name of the key to look up.

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Return value

Returns the stored string value, or (nil) if the key is missing or has expired.

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Errors

ConditionError message
Wrong number of arguments(error) wrong number of arguments for 'GET'

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Examples

>>> SET name radish
OK
>>> GET name
radish

>>> GET missing
(nil)
Retrieving an expired key: 
>>> SET temp hello EX 1
OK

# (after 1 second)
>>> GET temp
(nil)

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Notes

GET implements passive expiry. If the key exists in memory but its TTL has elapsed, the key is deleted inline and (nil) is returned — no explicit sweep is required.
GET never updates a key’s TTL. Use SET with EX to reset expiry.

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