JS: Difference Between Reflect.Set vs Property Assignment Syntax

Reflect.set(obj, key, val)

is similar to the operator form

obj[key] = val

The difference are:

• Reflect.set is a function. The function form is useful in functional programing or generating code at run time.
• Reflect.set also return true/false depends on success. The assignment form has no proper way to know if the operation is succesful.
• Reflect.set provides a this Binding for Getter Setter Properties.