Convert Snake/Camel Case

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Accepted Answer

### 💡 How to Think About This Problem
When implementing **Convert Snake/Camel Case** in an interview, the interviewer evaluates your core JavaScript capabilities, syntax familiarity, and edge-case handling.

#### 1. Deconstructing the Requirements
To construct a robust solution:
* **Pre-conditions**: Handle empty collections or incorrect parameter types.
* **Core Logic**: Target the required functional transformation cleanly.

#### 2. Step-by-Step Breakdown

* **Step 1: Input Validation** - Check constraints and boundary values early on.
* **Step 2: Algorithm Implementation** - Recursively traverse object, replacing keys using regexp match conversions.
* **Step 3: Complexity Analysis** - We prioritize structural sharing and minimal allocations.

#### 💬 Thinking Aloud (Interview Walkthrough)
Here is how you should naturally talk through this problem during the interview:

> "To solve **Convert Snake/Camel Case**, I will begin by analyzing the parameters and verifying boundary cases. T

Convert Snake/Camel Case

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