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Excel常用78个函数-1 SUM函数

  • 2026-10-31 23:11:05
Excel常用78个函数-1 SUM函数
SUM是Excel最基础的求和函数，用来计算指定区域或数字的总和。
公式： =SUM(number1, [number2], ...)
1.连续区域：对A1到A5单元格内的数值求和。=SUM(A1:A5)
2.多个区域：分别对B2到B9和D2到D9两个区域求和。=SUM(B2:B9, D2:D9)
3.不连续单元格：对A1、B3和C5三个不连续的单元格求和。=SUM(A1, B3, C5)
4..整列求和：对A列所有数字求和。=SUM(A:A)
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  1. 请求信息 : 2026-11-08 19:17:12 HTTP/1.1 GET : http://h.sjds.net/a/502007.html
  2. 运行时间 : 0.079360s [ 吞吐率：12.60req/s ] 内存消耗：4,261.20kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=ab07e3a2593c674ed8979ce11e9e10f8
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  1. CONNECT:[ UseTime:0.000794s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001054s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000616s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000476s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000518s ]
  6. SELECT * FROM `set` [ RunTime:0.000288s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000692s ]
  8. SELECT * FROM `article` WHERE `id` = 502007 LIMIT 1 [ RunTime:0.000379s ]
  9. UPDATE `article` SET `lasttime` = 1794136632 WHERE `id` = 502007 [ RunTime:0.001625s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000329s ]
  11. SELECT * FROM `article` WHERE `id` < 502007 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000438s ]
  12. SELECT * FROM `article` WHERE `id` > 502007 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000394s ]
  13. SELECT * FROM `article` WHERE `id` < 502007 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000477s ]
  14. SELECT * FROM `article` WHERE `id` < 502007 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000582s ]
  15. SELECT * FROM `article` WHERE `id` < 502007 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000584s ]
0.089252s