WebWe’ve already discussed using macros in Stata to simplify and shorten code. Another great tool in your coding tool belt is loops. Loops allow you to run the same command for … WebJun 17, 2016 · As for declaring an array in Stata, Stata has a matrix type. See -help matrix-. Note that Stata matrices can contain only numbers, not strings. If you need an array of strings you will have to learn and use Mata. Marvellous Akinlotan Join Date: Jun 2016 Posts: 8 #8 17 Jun 2016, 09:37 Clyde, thanks a lot for your insight.
Research Guides: Loops in Stata: Conducting Repetitive Tasks
WebMar 24, 2024 · But, if you insist, you could do what you want in a couple of ways. Code: forvalues row = 1/`=_N' { preserve drop in `row' mycommand restore } and nearly equivalently. Code: tempfile tmpfil0 quietly save `tmpfil0' forvalues row = 1/`=_N' { drop in `row' mycommand use `tmpfil0', clear } WebFeb 7, 2024 · Loops in Stata follow a strict syntax and adhere to the same general principles as in other programming languages. The following are the three types of loops … lawtons halifax professional centre
Foreach loop in Stata: A detailed explanation Stata Tutorial
WebOct 27, 2024 · Your combined loop does a different thing, it loops 4x4 = 16 times, while your origial code loops 2x4 = 8 times. – Wouter Oct 27, 2024 at 19:47 2 People often write nested loops when the problem calls for parallel loops. Here all the loops have in common is that they are over 4 elements. – Nick Cox Oct 27, 2024 at 19:59 Add a comment 1 … WebMay 17, 2012 · Your loop then should look something like: foreach i in 1 2 3 4 5 6 7 8 9 10 { reg y x matrix betas=nullmat (beta) \ e (b) matrix r2=nullmat (r2), e (r2) matrix s2=nullmat (s2), e (V) } that should save your betas, the R2 and the variance-covariance matrix. WebMay 27, 2016 · 2 Answers Sorted by: 1 Your prime source should be the help and manual entry for foreach. Either makes clear that there are two distinct syntaxes, starting foreach index in list foreach index of keyword list_or_where_to_find_it lawtons halifax infirmary