TypeScript 面试题与答案
相关差异对比
问题 11. Explain the 'async' and 'await' keywords in TypeScript.
'async' is used to declare an asynchronous function, and 'await' is used to pause the execution of the function until the promise is resolved.
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问题 12. What are decorators in TypeScript?
Decorators are a special kind of declaration that can be attached to classes, methods, and properties to modify their behavior.
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问题 13. How do you handle errors in TypeScript?
Errors in TypeScript can be handled using try-catch blocks, similar to JavaScript.
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问题 14. What is the difference between 'interface' and 'type' in TypeScript?
'interface' is used for object shapes, while 'type' can be used for objects, unions, intersections, and primitives.
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问题 15. Explain the concept of generics in TypeScript.
Generics in TypeScript allow you to write functions and classes that can work with any data type.
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用户评价最有帮助的内容：
- What is TypeScript?
- Explain the difference between 'let' and 'const' in TypeScript.
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- How do you define an interface in TypeScript?
- What is the 'any' type in TypeScript?