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Java Exception Handling Made Easy for Beginners?

Java Exception Handling Made Easy for Beginners?

via Dev.to BeginnersArul .A

What is Exception Handling? Exception handling in Java is a mechanism to handle runtime errors so that the program doesn’t crash and can continue executing smoothly. Why Exception Handling is Needed? If you ignore exceptions, your program will: 1.Crash suddenly 2.Show ugly error messages 3.Lose user trust With exception handling, you can: 1.Prevent crashes 2.Show meaningful messages 3.Maintain program flow Example Without Exception Handling: public class Test { public static void main ( String [] args ) { int a = 10 ; int b = 0 ; int result = a / b ; // Runtime error System . out . println ( result ); } } Output: Exception in thread "main" java.lang.ArithmeticException Example With Exception Handling: public class Test { public static void main ( String [] args ) { try { int a = 10 ; int b = 0 ; int result = a / b ; System . out . println ( result ); } catch ( ArithmeticException e ) { System . out . println ( "Cannot divide by zero" ); } System . out . println ( "Program continues..."

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