On Tuesday, 27 August 2019 at 08:30:50 UTC, Jani Hur wrote: > On Tuesday, 27 August 2019 at 08:08:05 UTC, Anders S wrote: >> Any ideas? > > + is not a string concatenation. Try ~ instead: > > auto x = "aa" ~ "bb" ~ "cc"; Hi again, the auto declaration worked as I expected my catenations should with the string So thanks