JavaScript8 min read

JavaScript Error Types

Understand JavaScript error types. Learn SyntaxError, TypeError, ReferenceError, and how to handle them.

Alex Thompson
December 19, 2025
0.0k0

JavaScript Error Types

Common Error Types

```javascript SyntaxError // Invalid syntax TypeError // Wrong type operation ReferenceError // Undefined variable RangeError // Number out of range ```

Handling Errors

```javascript try { // Code } catch (error) { if (error instanceof TypeError) { // Handle type error } } ```

Key Takeaway

Different errors mean different problems. Use instanceof to check error type. Helps debug issues.

#JavaScript#Errors#Error Types#Intermediate