apply.B

Undocumented in source.
template apply(A...)
static if(!(is(typeof(f(A.init)) == B, B)))
static if(!(is(typeof(f(A.init[0][], A.init[1 .. $])) == B, B)))
static if(!(is(typeof(f(A.init.tuple)) == B, B)))
alias B = void

Meta