{ "PEXPIRE": { "summary": "Set a key's time to live in milliseconds", "complexity": "O(1)", "group": "generic", "since": "2.6.0", "arity": -3, "function": "pexpireCommand", "history": [ [ "7.0.0", "Added options: `NX`, `XX`, `GT` and `LT`." ] ], "command_flags": [ "WRITE", "FAST" ], "acl_categories": [ "KEYSPACE" ], "key_specs": [ { "flags": [ "RW", "UPDATE" ], "begin_search": { "index": { "pos": 1 } }, "find_keys": { "range": { "lastkey": 0, "step": 1, "limit": 0 } } } ], "arguments": [ { "name": "key", "type": "key", "key_spec_index": 0 }, { "name": "milliseconds", "type": "integer" }, { "name": "condition", "type": "oneof", "optional": true, "since": "7.0.0", "arguments": [ { "name": "nx", "type": "pure-token", "token": "NX" }, { "name": "xx", "type": "pure-token", "token": "XX" }, { "name": "gt", "type": "pure-token", "token": "GT" }, { "name": "lt", "type": "pure-token", "token": "LT" } ] } ] } }