can I set a regexp for an object's method/property selector?

Question

var regxp = /[\\S]/; //any char, not sure if it\'s /.*/ or something else
var obj = {
 atr1: \"bla\"
}
var blahs = obj[regxp]; //returns atr1

I\'m

Answer 1

If you have only one property, you can be pretty sure for..in will not be slow.