Which method is used for checking whether a particular key or a value is present in a HashMap or not? Write a program for checking whether a particular key or a value is present in a HashMap or not. If present return true else return false.

Which method is used for checking whether a particular key or a value is present in a HashMap or not? Write a program for checking whether a particular key or a value is present in a HashMap or not. If present return true else return false.

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

标签: interviewbit, hashmap, topic-specific, data-structures

参考答案摘要

ContainsKey() and ContainsValue() methods are used for checking whether a particular key or a value is present in a map or not. import java.util.HashMap; public class InterviewBit { public static void...

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