On 17 March 2017 at 08:03, Ben Newman <[email protected]> wrote:
> Just to check my understanding, would
>
> Boolean.parseBoolean = function (value) {
> return !! (value && JSON.parse(String(value)));
> };
>
> be a reasonable polyfill for your proposed function?
Not quite -- that would throw for strings that are not valid JSON, e.g.:
```
Boolean.parseBoolean('{dddddd]');
```
It'd probably be more like:
```
Boolean.parseBoolean = function (val) {
if (val === 'false') return false;
return !!val;
};
```
--
- Karl Cheng (Qantas94Heavy)
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