[Solved] What is wrong with this enum declaration in Angular?enum Color { Red = 'red', Green, Blue = 'blue' } | Angular

Angular - TypeScript in Angular

What is wrong with this enum declaration in Angular?

enum Color { Red = 'red', Green, Blue = 'blue' }

AEnum values cannot be strings

BEnum names must be lowercase

CEnum must have at least three values

DYou cannot mix string and numeric enum values without explicit assignment

Step-by-Step Solution

Solution:

Step 1: Analyze enum value types
Mixing string and numeric enum members without explicit values causes errors.
Step 2: Identify the problem in the code
Green has no assigned value after Red is string 'red', so it tries to auto-assign a number, which is invalid.
Final Answer:
You cannot mix string and numeric enum values without explicit assignment -> Option D
Quick Check:
Mixed enum types need explicit values [OK]

Quick Trick: Assign all string values explicitly to avoid mixing errors [OK]

Common Mistakes:

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What is wrong with this enum declaration in Angular?