The != notation has become pretty standard in most common programming languages. What exceptions are there in the top 20 development languages? VBA? But, takin

The != notation has become pretty standard in most common programming languages. What exceptions are there in the top 20 development languages? VBA? But, taking your point, a ligature ≠ would be overloaded in representing != and ~= and /= and <> and becomes potentially very risky.