java script destructuring

  var person = {name: "Sarah", country: "Nigeria", job: "Developer"};

    var {name, friends, job} = person;

    console.log(name);//"Sarah"

    console.log(friends);//undefined

       var person = {name: "Sarah", country: "Nigeria", job: "Developer"};

    var name, country, job;

    ({name, country, job} = person);

    console.log(name);//"Sarah"

    console.log(job);//"Developer"