不好意思，这个题目并没有一个固定的答案。因为一天的时间长度是固定的，而秒钟的计量单位也是固定的，所以一天有24小时 x 60分钟 x 60秒 = 86400秒。但是如果我们考虑闰秒的存在，那么就得看具体的年份和当年是否有闰秒的增加了。所以，答案可能是86400秒，也可能是86401秒或者86402秒，甚至更多。
SHOW FULL COLUMNS FROM `tool_brainteaser` [ RunTime:0.001362s ]
SELECT `id`,`topic`,`answer` FROM `tool_brainteaser` WHERE `switch` = 1 AND `id` = 5743 LIMIT 1 [ RunTime:0.000355s ]
UPDATE `tool_brainteaser` SET `views` = `views` + 1 WHERE `id` = 5743 [ RunTime:0.001930s ]
SELECT `id`,`topic`,`answer` FROM `tool_brainteaser` WHERE `id` IN (11571,5384,6381,17344,16351,11988,128,13645,6027,2324,16787,13192,9874,5823,17346,9283,13848,12669,1484,4647,10574,8037,18687,10778) AND `switch` = 1 ORDER BY `id` DESC [ RunTime:0.000657s ]
SELECT `id`,`topic` FROM `tool_brainteaser` WHERE `id` < 5743 AND `switch` = 1 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000395s ]
SELECT `id`,`topic` FROM `tool_brainteaser` WHERE `id` > 5743 AND `switch` = 1 ORDER BY `id` LIMIT 1 [ RunTime:0.000558s ]
热门工具排行榜