Thanks for the plug, but renames ssc was superseded by renvars sj. The new variable names are written to the output data set only. The simple solution is to rename the column headers in excel to something like y2001, y2002, etc. I would like to program a loop in stata to change the name a long list of variables ending with. Note that obviously you cannot use variable lists here. Prior to that, some other commands such as the following were available. Not all characters in the keyboard, however, are allowed in naming variables. As explained in the get file and save file chapters, existing variables can be renamed either when retrieving or saving data. Changing variable names manually in variable view is a bad idea because you cant keep track of what you did. You can also use stata to rename the column headers. We have a list of variables, and the name for each variable consists of the original name plus a common suffix. Choose a web site to get translated content where available and see local events and offers. If the first expression is negative, select will automatically start with all variables. Openingsaving a stata datafile quick way of finding variables subsetting using conditional if stata color coding system from spsssas to stata example of a dataset in excel from excel to stata copyandpaste.
Rename many variables following a wide variety of patterns. Change variable name, variable label, values label. One of those extended functions extracts the var label. Stata is agile and easy to use, automate, and extend, helping you perform data manipulation, visualization, and modeling for extremely large data sets. Variable names are exchanged between two variables. Rename variables with illegal character stata stack overflow. Stata does not accept numeric variable names, so import excel has to use the excel column name c, d, for the variable names instead of 2001, 2002. I know those are invalid names, and stata does not recognize them. Match files or add files see rename subcommand in docs get or save also has rename command see the documentation. The action taken by sas depends largely on whether you. However, you may wish to change a variable name in your present working file. Im hoping theres a simple way to rename columns in a table. Rename variables v1 to v10 v11 to v20 will do pretty much what it appears to be doing, and eliminate the need to specify each renamed variable individually.
The stata blog using import excel with real world data. I would like to rename the array called data to the name that is stored in the filename name variable. That would be kind of pointless if the outer table only had m as its one variable, but in cases wher you have a table with several variables, one of which has multiple columns, it can be useful. Look at the extended functions for local in stata, type help local. Mar 21, 2019 in contrast, the question mark stands for a single character in a variable name. Add a suffix or prefix to a group of variable names the sample code on the full code tab illustrates how to add a suffix or prefix to a group of variables in a data set. All, ive seen a lot of helpful posts using loops to rename a series of consecutive variables.
Jan 18, 2016 start with change and save the rest of the column name in a new variable. The command will not rename any variable unless all of the resulting new names. This can easily be achieved with the rename variable command. The common function to use is newvariable rename variable and amend date format in same variable posted 06212017 1177 views hi i have a column called systemdate with a date format yymmdd8 and the date is being displayed 060810 i would like to rename the column to todaysdate and have the date format ddmmyy10 10082006. This module should be installed from within stata by typing ssc install renvarlab. Thus, rename v v will rename all variables that start with capital v, replacing it by a small v. I know i can request the first row to be entered as variables during the import command but is it possible to do this after importing the spreadsheet rather than during the import stage. In contrast, the question mark stands for a single character in a variable name. You can treat variable names like they are positions, so you can use expressions like x. Im not 100% certain what you are asking but if you want to relabel the newly generated variables so that the labels are the same as the new variable names, this should work.
To create a new variable or to transform an old variable into a new one, usually, is a simple task in r. The asterisk serves as a wildcard to indicate parts of variables names or entire variable names that will be left unchanged in the renaming process. Title rename rename variable syntaxmenudescriptionremarks and examplesreferencesalso see syntax rename old varname new varname menu data data utilities rename groups of variables description rename changes the name of existing variable old varname to new varname. You could then use subinstr to substitute pct for percent or whatever, then rename the var based on that result. May 19, 2014 i am importing an excel spreadsheet into stata. How can i write a python program to rename variables in. Variables can be easily renamed using the spss command rename. I imported this database from other software oxmetrics, so they were not created in stata. The code below demonstrates how to create a filename that is based on the date and timestamp. Creating variable names from first row statistics help. If you happen to not be using stata 12, renvars scc would suit here as well. See the rename variables command description in the spss syntax reference guide associated with your version of the software for more details. The drop, keep, and rename statements or the drop, keep, and rename data set options control which variables are processed or output during the data step. Renames, for instance, aprstat to stat1, augstat to stat2.
A stata variable name can contain up to 32 characters in any version of. The basic specification is an old variable name, an equals sign, and the new variable name. So in that case whern the variable is renamed, the label should change. To save the result, you need to copy the returned data into a variable. Is there a clean way to use either loop or do repeat to rename a series of variables. If you are not happy with the original variable name of total population, you can change it by using the rename command. Jun 25, 2012 stata does not accept numeric variable names, so import excel has to use the excel column name c, d, for the variable names instead of 2001, 2002. I would like these variables to take the values of the variable products instead. The idea behind the program name is that henceforth the face that varname presents will not be its own, but a mask borrowed from valuesname. However, if you would like to rename many variables in your dataset by simply adding a suffix to the variable name, this can be easily done with a simple python program. If you do not explicitly set the variable label, then the variable name is used. The same name changes are specified as in the previous example.
I would like to rename all variables by its label, but do not find the right command. Rather than use a loop, it would be far more effective to simply use rename. Is there a way to do this in stata without renaming each variable individually. Such a file naming process will 1 prevent you from giving the same filename to two different datasets assuming they are not created in the same minute.
Software like stata, an integrated statistical software package, can help. The tricks and shortcuts mentioned were introduced with stata 12. However, when you explicitly set the label for the variable using a label statement it is unchanged by a rename. Then, wherever the macro name is used elsewhere in the dofile or program with. My dataset was created in r software by a colleague who converted it to. You can use one or a combination of these statements and data set options to achieve the results you want. Spssx discussion spss loop syntax to rename variables. Thus, for example, a year variable might be coded by party. For example sysuse, auto des here i would want the value label called origin to change to be called. I would like to rename the name of the labels rather than the names of the variables. The simplest way is to use rename from the plyr package. I dont need anything complicated, id just like to rename, for example, the 2nd, 7th, and 16th columns of a table inside a function.
Rename variables changes the names of variables in the active dataset while preserving their original order, values, variable labels, value labels, missing values, and print and write formats. Here we use the generate command to create a new variable representing population younger than 18 years. Instructional video on how to rename and label variables and variable values using stata, data analysis and statistical software. Renaming long list of variables with loop in stata. I find it a bit hard to articulate problems sometimes when it comes to variable names, value names and value labels so my question was perhaps not very clear. Description rename changes the name of existing variable old varname to new varname. Hi i exported a dataset from other software into stata.
However, the variables are named productid1, productid2 and so on. But let me refer here to the stata help at help rename group. In this course, franz buscha provides a comprehensive introduction to stata and its various uses in modern data analysis. Instead, we use replace to convert 99 to for string variables. The labvalclone was another program i was not aware of and testing it.
Nov 23, 2000 renames renames one or more variables in memory, in contrast to the official stata rename command, which renames just one variable. I have found the following loop, but i am not sure how to adapt the variable names. Quick start change the name of v1 to var1 rename v1 var1 also change the name of v2 to var2 rename v2 var2 menu data data utilities rename groups of variables syntax rename old varname new varname remarks and examples stata. Stata assumes that variable names are the first row of data in text files. Have a bunch of variables with the same beginning of their name, but you want them to be named something else. Example 1 rename allows you to change variable names. Rename variables changes the names of variables in the active dataset while preserving their original order, values, variable labels, value labels, missing values, and print and write formats basic specification. Get a list of variable names in the data set using nick coxs findname package.
The module is made available under terms of the gpl v3. How to create, rename, recode and merge variables in r. See the extensive examples available in help rename. The rename statement allows you to change the names of one or more variables, variables in a list, or a combination of variables and variable lists. My variables are called very uniformative v1 to v300 and the information is caught in the lables, e. A variable name may contain only the digits 0 to 9 and upper or lower case english alphabets a to z. Title rename rename variable descriptionquick startmenusyntaxremarks and examplesreferences also see description rename changes the name of an existing variable old varname to new varname. Unable to rename the a complicated variable name or do any.
The common function to use is newvariable software. Please let me know how i can rename those variables. The right way for changing variable names in spss is using rename variables. Geocenterstatatraining the worlds leading software. If i drop the word variable, it tells me label not found. This post demonstrates how to create new variables, recode existing variables and label variables and values of variables. How to rename value label names to match variable names. Jan 26, 2011 have a bunch of variables with the same beginning of their name, but you want them to be named something else. Also seed rename group for renaming groups of variables. If you dont want to rely on plyr, you can do the following with rs builtin functions. The parentheses are required, since variable lists are used. It can be used to rename all, or a subset, of the variables.
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