*FUNCTION HELP 命令

返回 Redis 函数命令的帮助信息。Redis 7.0+ 引入。

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*语法

FUNCTION HELP

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*返回值

条件	返回值
总是	帮助文本数组

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*时间复杂度

O(1)

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*示例

> FUNCTION HELP
 1) FUNCTION <subcommand> [<arg> [value] [opt] ...]. Subcommands are:
 2) LOAD [REPLACE] <payload>
 3)     Create a new library with the compiled code.
 4) DELETE <library-name>
 5)     Delete the library.
 6) LIST [LIBRARYNAME <library-name>] [WITHCODE]
 7)     Return information about the functions.
 8) FLUSH [ASYNC | SYNC]
 9)     Delete all the functions.
10) DUMP
11)     Return a serialized payload of all the functions.
12) RESTORE <payload> [FLUSH | APPEND]
13)     Restore the functions from the payload.
14) KILL
15)     Kill the running function.
16) STATS
17)     Return information about the function engine.
18) HELP
19)     Print this help.

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*FAQ

Q: FUNCTION HELP 和其他 HELP 命令有什么区别？ A: 功能相同，都是返回对应命令子系统的帮助信息。