On Mon, Sep 29, 2014 at 4:17 PM, Jason Orendorff <[email protected]> wrote:
> SpiderMonkey hacker Jeff Walden noticed this. Consider a web page that > loads and runs this script: > > throw 0; > let x; > > This leaves the binding 'x' uninitialized. There's no way to get rid > of a lexical binding or to initialize it later. The binding is just > permanently hosed; any attempt to read or write it will throw. > Can you clarify "write"? Does this mean assignment? Why would assignment throw? Rick
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