例子数据如下:
data.xls
(13.5 KB)
*************************************************************************************
*把所有数据导成字符型 allstring
import excel "D:\data.xls", sheet("data") firstrow allstring clear
list
des
*把字符转换成数值
destring x1_num, force replace
list
*把数值用小数点格式显示
format x1_num %20.2f
list
********************************************************************、.
*把所有数据导成字符型 allstring
. import excel "D:\data.xls", sheet("data") firstrow allstring clear
. list
+--------------------------------------------+
| x1_num x2_sci x3_string |
|--------------------------------------------|
1. | 123456789.09 123456789.09 123456789.09 |
2. | 234567891.58 234567891.58 234567891.58 |
3. | 345678912.46 345678912.46 345678912.46 |
+--------------------------------------------+
. des
Contains data
obs: 3
vars: 3
size: 108
-------------------------------------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------------------------------------
x1_num str12 %12s x1_num
x2_sci str12 %12s x2_sci
x3_string str12 %12s x3_string
-------------------------------------------------------------------------------------------------------------
Sorted by:
Note: dataset has changed since last saved
.
. *把字符转换成数值
. destring x1_num, force replace
x1_num contains nonnumeric characters; replaced as double
. list
+-----------------------------------------+
| x1_num x2_sci x3_string |
|-----------------------------------------|
1. | 1.235e+08 123456789.09 123456789.09 |
2. | 2.346e+08 234567891.58 234567891.58 |
3. | 3.457e+08 345678912.46 345678912.46 |
+-----------------------------------------+
.
. *把数值用小数点格式显示
. format x1_num %20.2f
. list
+--------------------------------------------+
| x1_num x2_sci x3_string |
|--------------------------------------------|
1. | 123456789.09 123456789.09 123456789.09 |
2. | 234567891.58 234567891.58 234567891.58 |
3. | 345678912.46 345678912.46 345678912.46 |
+--------------------------------------------+
.
end of do-file



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