Convert a namespaced string, value pair to an JavaScript object

// @input key = "foo.bar.baz", value = 10
// @output {foo:{bar:{baz:10}}}
function toHash(key, value){
 var parts = key.split('.').reverse(),
 i, foo = {}, bar = {};
 foo[parts.shift()] = value;
 bar = foo;
 for(i=0; i<parts.length; i++){ 
 bar = {};
 bar[parts[i]] = foo;
 foo = bar;
 }
 return bar;
}

Blog article: http://veerasundar.com/blog/2014/08/convert-string-to-object-javascript/

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