3 ms·
See step 10 and onward of: http://www.ecma-international.org/ecma-262/6.0/index.html#sec-addition-operator-plus http://www.ecma-international.org/ecma-262/6.0/i
by Hupriene 11y ago
See step 10 and onward of: http://www.ecma-international.org/ecma-262/6.0/index.html#sec-addition-operator-plus http://www.ecma-international.org/ecma-262/6.0/index.html#se... (for example)
Javascript is typed, it just makes a lot of crazy decisions about what operations an operator does.