i:1;while[~i=3;{x::y}[`i;3]]
because it is setting local x to 3.
inside a function, :: sets global when the local is not defined.
here x is implicit arg.
use set instead
i:1;while[~i=3;{x::y}[`i;3]]
because it is setting local x to 3.
inside a function, :: sets global when the local is not defined.
here x is implicit arg.
use set instead