Gets the value of a property.This function is valid in v2.2.0 to v2.14.3. This function has been downloaded 3 times.
obj[opt_name]references a function it will be called to get the property value.
opt_nameare given, the property
obj[opt_name]will be returned. If
opt_nameis not given a partial function is returned which will await the value of
opt_name. If the property to be returned is a function it will be evaluated and the return value will be returned instead.