STRLEN

Syntax
STRLEN key
Available since:
2.2.0
Time complexity:
O(1)
ACL categories:
@read, @string, @fast,

Returns the length of the string value stored at key. An error is returned when key holds a non-string value.

Return

Integer reply: the length of the string at key, or 0 when key does not exist.

Examples

SET mykey "Hello world" STRLEN mykey STRLEN nonexisting

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