import excel "D:\temp\ymdhms.xlsx", sheet("Sheet1") firstrow clear
gen double datetime=Cmdyhms(month,day,year,hour,minute,second)
format %tC datetime
list
没有问题啊,秒也不差的
. import excel "D:\temp\ymdhms.xlsx", sheet("Sheet1") firstrow clear
. gen double datetime=Cmdyhms(month,day,year,hour,minute,second)
. format %tC datetime
. list
+-----------------------------------------------------------------------+
| id year month day hour minute second datetime |
|-----------------------------------------------------------------------|
1. | 1 2012 12 1 12 35 6 01dec2012 12:35:06 |
2. | 1 2012 12 1 12 35 6 01dec2012 12:35:06 |
3. | 2 2012 10 1 12 35 6 01oct2012 12:35:06 |
4. | 2 2012 10 1 12 35 6 01oct2012 12:35:06 |
5. | 2 2012 10 1 12 35 6 01oct2012 12:35:06 |
|-----------------------------------------------------------------------|
6. | 3 2008 6 12 8 36 28 12jun2008 08:36:28 |
7. | 3 2008 6 12 8 36 28 12jun2008 08:36:28 |
+-----------------------------------------------------------------------+


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