JavaScript quiz that may confuse you

1

Standard JS

#Developer Tools #Code Coverage #Code Analysis 27 social mentions

2

ES6

But instead, the initialiser became awkwardly half inside the loop and half outside the loop: inside as regards lexical bindings, but outside as regards execution (… and lexical bindings in the remainder of the initialiser). That’s wacky. I understand why they did it, and in practice it was probably the right decision, but it’s logically pretty crazy, and <i>much</i> more convoluted for the spec and implementation. https://262.ecma-international.org/6.0/#sec-for-statement-runtime-semantics-labelledevaluation (warning: 4MB of slow HTML) and the following headings show how complicated it makes it. In essence, you end up with this: <pre><code> {.

#Programming Language #OOP #Generic Programming Language 17 social mentions