How to Solve Is Object Empty Leetcode Problem - Interview Coder Guide
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How to Solve Is Object Empty Problem

Master the Is Object Empty LeetCode problem with undetectable real-time assistance. Get instant solutions and explanations during your coding interviews.

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Easy#2864
LeetCode Problem

Is Object Empty

Given an object or an array, return if it is empty. An empty object contains no key-value pairs. An empty array contains no elements. You may assume the object or array is the output of JSON.parse.

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Problem Breakdown

Understanding the Is Object Empty Problem

Let's break down this LeetCode problem and understand what makes it challenging in interview settings.

Problem Statement

Given an object or an array, return if it is empty. An empty object contains no key-value pairs. An empty array contains no elements. You may assume the object or array is the output of JSON.parse.

EasyProblem #2864
LeetCode

Is Object Empty

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How Interview Coder Helps

Get real-time assistance for Is Object Empty problems during coding interviews. Interview Coder provides instant solutions and explanations.

Examples

Example 1
INPUT
obj = {"x": 5, "y": 42}
OUTPUT
false
EXPLANATION

The object has 2 key-value pairs so it is not empty.

Example 2
INPUT
obj = {}
OUTPUT
true
EXPLANATION

The object doesn't have any key-value pairs so it is empty.

Example 3
INPUT
obj = [null, false, 0]
OUTPUT
false
EXPLANATION

The array has 3 elements so it is not empty.

Constraints

obj is a valid JSON object or array
2 <= JSON.stringify(obj).length <= 105
Can you solve it in O(1) time?

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Zoom
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Google Meet
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HackerRank
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CodeSignal
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CoderPad
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Frequently Asked Questions

Common questions about solving Is Object Empty and using Interview Coder during coding interviews.

Interview Coder generates complete solutions instantly with proper complexity analysis, letting you focus on explaining your approach and demonstrating problem-solving skills rather than getting stuck on implementation details during high-pressure situations.

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