[Gretl-devel] Re: For-loop over a 'bundled' string array

On Wed, Dec 20, 2023 at 3:41 AM Artur T. <atecon(a)posteo.de&gt; wrote: > > Hi all, > > Let's say we have a string array 'input'. The first example shows that > the for-loop can be used for printing each element of the array. > > However, as the 2nd example shows, if the string array is stored in > bundle B this does not seem to work currently. > > I could not find anything in the User's Guide about this restriction. Is > it expected that one cannot print the elements of B.input as can be done > for input itself? > > <hansl> > input = defarray("R1", "R2", "R3") > bundle B = _(input) > > # Prints each element > loop foreach i input > print "$i" > endloop > > # prints only 'B.input' > loop foreach i B.input > print "$i" > endloop > </hansl> Up till now, the assumption has been that an array or bundle featuring in a "loop foreach" command must be a top-level object, not embedded inside something else. In current git, however, that limitation is relaxed. The following script illustrates what is now working.