JS Built-ins
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TypeErrorintermediate

TypeError — throwing and catching

📖 Usage Example
undefined()  // throws TypeError: undefined is not a function

Calling something that is not a function throws a TypeError.

Catching TypeError

Accessing a property on null throws a TypeError at runtime.

Challenge: Catch the TypeError and verify it is an instance of TypeError.

💡 Hints (1)
  • • Accessing a property on null or undefined throws a TypeError.