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Excel-23 (offset 函数-先定位再引用)
2026-04-06 12:11:57
Excel-23 (offset 函数-先定位再引用)
Offset的特殊性:
在Excel中,我们在单元格里输入“=”,开始引用其它单元格里的内容如“=A2”,或者使用函数“=sum(源数据的区域)”。
我们今天提到的offset函数,是先有个设置个
定位点
,然后输入离这个定位点
有多远,再开始引用
。(offset单词在英文中是“
偏移
”的意思)。
offset函数公式:
1.reference:起点,公式offset里的"set"
2.rows:↓为正,输入数字,行数;cols:→为正,输入数字,列数
rows, cols 像坐标轴的坐标,确定开始引用的位置,reference为原点
3.
高度height, 宽度width,默认为1(为一个单元格)
Offset函数例子:
D1,1,1表示2025/1/1;
2行3列
D1,1,1表示2025/1/1;
1行4列
高度,宽度默认为1
与sum函数嵌套,求区域和。
可以引用
单个单元格
和
单元格区域
的内容。与其它函数嵌套使用。
记忆要点:
1.偏移量,和最终引用的区域都是先写行数,再列数。
2.参数正负:向下,向右为正数,与工作表格坐标变化一致,(→,↓)。
3.复习:记住一个例子-求最后N=3天的数据
动态求和
。
“=SUM(OFFSET(A1,
COUNTA(A:A)-N
,0,N,1))”,
如果A列共有10个数据(包括A1),count(A:A)=10, count(A:A)-3=7,
实际取的是第8,9,10三个数。
解释
:
A1为起点,向下移动6行,列不动(0),取区域:(3行1列)
👉👉又学了一点点。
#Excel精进
,
#终生学习
,
#学点新东西
Day 23
做长期主义的事--今天我又吃了一顿饭~
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CONNECT:[ UseTime:0.000986s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001604s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000680s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000681s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.001467s ]
SELECT * FROM `set` [ RunTime:0.000567s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.001626s ]
SELECT * FROM `article` WHERE `id` = 475577 LIMIT 1 [ RunTime:0.001041s ]
UPDATE `article` SET `lasttime` = 1775825283 WHERE `id` = 475577 [ RunTime:0.017679s ]
SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000636s ]
SELECT * FROM `article` WHERE `id` < 475577 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001151s ]
SELECT * FROM `article` WHERE `id` > 475577 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001427s ]
SELECT * FROM `article` WHERE `id` < 475577 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.008501s ]
SELECT * FROM `article` WHERE `id` < 475577 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.008134s ]
SELECT * FROM `article` WHERE `id` < 475577 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.006656s ]
0.190359s