Created
May 9, 2018 09:44
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| import scala.collection.mutable.ListBuffer | |
| class Students { | |
| val students = ListBuffer(Student(1, "Ayush"), Student(2, "deepankar")) | |
| def fetchStudents: ListBuffer[Student] = students | |
| def addStudent(student: Student): ListBuffer[Student] = { | |
| student +: students | |
| } | |
| def updateStudent(student: Student): ListBuffer[Student] = { | |
| val oldRecord = students.filter(_.rollNum == student.rollNum) | |
| students --= oldRecord | |
| student +: students | |
| } | |
| def deleteStudent(rollNum: Int): ListBuffer[Student] = { | |
| val deleteRecord = students.filter(_.rollNum == rollNum) | |
| students --= deleteRecord | |
| } | |
| case class Student(rollNum: Int, name: String) | |
| } |
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