According to the documentation permutations is a forward range but save is not implemented. This doesn't compile ``` import std; [1,2,3].permutations.save; ```
@jamesragray updated dlang/phobos pull request #8580 "Make permutations into forward range." fixing this issue: - Fix issue 23362: Permutations should be a forward range. https://github.com/dlang/phobos/pull/8580
dlang/phobos pull request #8580 "Make permutations into forward range." was merged into master: - 8744064c6ffd5952ef406b42b020844cdec9588c by james: Fix issue 23362: Permutations should be a forward range. https://github.com/dlang/phobos/pull/8580