musicdenotation at gmail.com (2013-09-04T00:37:00.000Z)
var x = if (condition) a; else b;
var y = {let x = m; let y = n; x+2*y;}
Why does JavaScript don't support these?

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To Ecma International: Release the ECMAScript specification under Creative Commons Attribution 1.0+ / Open Web Foundation License 0.8+
domenic at domenicdenicola.com (2013-09-08T00:34:43.068Z)
```js
var x = if (condition) a; else b;
var y = {let x = m; let y = n; x+2*y;}
```

Why does JavaScript don't support these?