code_tip_3_basic_demo.js

var person = {
  "name": "colin",
  "pets": [{"name": "Bailey"}, {"name": "Molly"}]
};

_.get(person, 'pets[1].name'); // Molly
_.set(person, 'pets[1].name', 'Ginger');
_.get(person, 'pets[1].name') // Ginger

// Using dot notation to access
person.pets[0].name // Bailey
person.pets[2].name; // Results in "TypeError: Cannot set property 'age' of undefined"

// Using _.get
_.get(person, 'pets[2].name'); // undefined

// Using dot notation to access and set
person.pets[2].name = 'Buddy'; // Results in "TypeError: Cannot set property 'age' of undefined"

// Using _.set to access and set
_.set(person, 'pets[2].name', 'Buddy');
_.get(person, 'pets[2].name'); // Buddy