TypeScript 面接の質問と回答
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質問 36. Explain the concept of abstract classes in TypeScript.
Abstract classes in TypeScript are classes that cannot be instantiated on their own and are meant to be subclassed. They may contain abstract methods that must be implemented by subclasses.
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質問 37. What is the purpose of the 'namespace' keyword in TypeScript?
The 'namespace' keyword in TypeScript is used to group related code into a named scope, preventing naming conflicts with other parts of the program.
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質問 38. How do you use the 'readonly' modifier with arrays and objects?
The 'readonly' modifier in TypeScript can be applied to arrays and objects using 'ReadonlyArray
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ユーザー評価で最も役立つ内容:
- What is TypeScript?
- Explain the difference between 'let' and 'const' in TypeScript.
- What are the basic data types in TypeScript?
- How do you define an interface in TypeScript?
- What is the 'any' type in TypeScript?