On Friday, 17 March 2017 at 01:27:01 UTC, Adam D. Ruppe wrote: > On Friday, 17 March 2017 at 00:39:15 UTC, Hussien wrote: >> if (x in [a,b,c,..]) > > import std.algorithm.comparison; > > x.among(a, b, c); > > http://dpldocs.info/experimental-docs/std.algorithm.comparison.among.1.html thanks