Already possible #2
Description
Great proposal!
One thing I did want to note though, is that this is already possible using current ES 6 + 7
Here's a polyfill range function I made that's roughly based on python's that you mention: https://github.com/Nektro/WebUtils/blob/master/src/range.js As you mentioned in your proposal the only difference is that you have to use a for...of loop instead of a for...in