JSON Example

jsonExample.js

var myJSON = {
    firstName: 'Nati',
    lastName: 'Namvong',
    stdCode: '4466260181',
    enroll: [{
        subjectName: 'Mobile',
        subjectId: '665313',
        creadit: 3
      }, {
        subjectName: 'C++',
        subjectId: '665311',
        creadit: 3
      }
    ]
};

for (var i = 0; i < myJSON.enroll.length; i++) {
    console.log(myJSON.enroll[i].subjectId);
}