javascript Programming Glossary: yahoo.foo.bar.xyz

What's the simplest approach to check existence of deeply-nested object property in JavaScript?

http://stackoverflow.com/questions/6927242/whats-the-simplest-approach-to-check-existence-of-deeply-nested-object-property

I have to check deeply nested object property such as YAHOO.Foo.Bar.xyz . The code I'm currently using is if YAHOO YAHOO.Foo YAHOO.Foo.Bar.. I'm currently using is if YAHOO YAHOO.Foo YAHOO.Foo.Bar YAHOO.Foo.Bar.xyz operate on YAHOO.Foo.Bar.xyz This works but looks clumsy. Is.. YAHOO YAHOO.Foo YAHOO.Foo.Bar YAHOO.Foo.Bar.xyz operate on YAHOO.Foo.Bar.xyz This works but looks clumsy. Is there any better way to check..

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