Function getProp

getProp(object: any, prop?: null | string, defaultValue?: any): any
Returns the property value if property name is present on the given object
Parameters
- object: any
  the object to inspect
- Optionalprop: null | string
  the property name to inspect, parent property and child property are concat with dot (.)
- OptionaldefaultValue: any
  the default value if the prop cannot be found
Returns any
the property value if property name is present on the given object
Author
David Hsing
Example
```
getProp({foo: {bar: 'foobar'}}, 'foo.bar');    // foobar
```