Function getProp

getProp(object: any, prop?: string | null, defaultValue?: any): any
Returns the property value if property name is present on the given object
Parameters
- object: any
  The object to inspect
- Optionalprop: string | null
  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'}, 'foo');    // 'bar'
getProp({foo: {bar: 'foobar'}}, 'foo.bar');    // foobar
```