WebOct 30, 2024 · To clear a dataset from memory without saving it: In the examples above the sheet (sheetname) option for excel files is not needed if there is only one sheet in your excel file. The firstrow option tells Stata that the first row of data in your excel spreadsheet are all variable (column) names. Worked Example: WebApr 10, 2024 · You were very close to a solution. Well done for being your first time using Stata. The problem in your code is that clear in. import excel "`file'.xlsx", firstrow clear clears all the data currently in memory. So in each loop you are deleting all previous years.
Stata:从Excel导入时以小写形式重命名变量 _大数据知识库
WebIn Stata, we can only have one dataset loaded in memory at a time. Before another dataset can be loaded, we must erase all data from memory using the clear command. We can also clear memory as we load in another dataset using the clear option on one of the data-loading commands (see below) clear WebJun 24, 2016 · Normally you tell Stata what data set you want to use with the use command, but if the data set is an Excel spreadsheet, use import excel instead. Here's an example do … simply business cooling off period
Delete a row of observations from database - Statalist
WebApr 12, 2024 · 数据导入、导出. 数据导入: import excel auto. xls, firstrow sheet (Sheet1) clear br foreign encode foreign, gen (Cartype2) label (foreign) br Cartype2 label list foreign … Weband stored matrices. The clear command will let you carefully clear out data or other objects; we are interested only in simple usage here. For more information, see help clear and[D] clear. If you type the command clear into the Command window, it will remove all variables and value labels. In basic usage, this is typically enough. Webclear all set more off local mysheets 1996 2000 2003 2007 2008 2010 local indices index1 index2 index3 foreach sheetname of local mysheets { import excel "C:\stata\Data.xls", sheet(`sheetname') firstrow clear foreach index of local indices{ tobit theta index, ll(0) ul(1) outreg using "C:\stata\results.doc" , `append' local append "append" } } simply business complaints