{ "HTTL": { "summary": "Returns the TTL in seconds of a hash field.", "complexity": "O(N) where N is the number of specified fields", "group": "hash", "since": "7.4.0", "arity": -5, "function": "httlCommand", "history": [], "command_flags": [ "READONLY", "FAST" ], "acl_categories": [ "HASH" ], "key_specs": [ { "flags": [ "RO", "ACCESS" ], "begin_search": { "index": { "pos": 1 } }, "find_keys": { "range": { "lastkey": 0, "step": 1, "limit": 0 } } } ], "reply_schema": { "description": "Array of results. Returns empty array if the key does not exist.", "type": "array", "minItems": 0, "maxItems": 4294967295, "items": { "oneOf": [ { "description": "The field does not exist.", "const": -2 }, { "description": "The field exists but has no associated expire.", "const": -1 }, { "description": "TTL in seconds.", "type": "integer", "minimum": 1 } ] } }, "arguments": [ { "name": "key", "type": "key", "key_spec_index": 0 }, { "name": "fields", "token": "FIELDS", "type": "block", "arguments": [ { "name": "numfields", "type": "integer" }, { "name": "field", "type": "string", "multiple": true } ] } ] } }