I was quite surprised at how little support in browsers there was for es6 and 7. Essentially, every current and near future browser was developed against es5.

I was quite surprised at how little support in browsers there was for es6 and 7. Essentially, every current and near future browser was developed against es5. http://kangax.github.io/compat-table/es6 http://kangax.github.io/compat-table/es6