What are the best practices for type conversion in Java?
When converting types in Java, it's important to use explicit casting when necessary, avoid unnecessary conversions, and handle potential exceptions.
Can you give an example of explicit casting?
Sure! For instance, if you have a double value and want to convert it to an int, you can do it like this: int myInt = (int) myDouble;
.
What about converting from String to int?
You can use Integer.parseInt(myString)
to convert a String to an int. Just make sure the String is a valid integer.
Are there any pitfalls I should be aware of?
Yes, be cautious of ClassCastException
when casting objects and NumberFormatException
when parsing Strings.
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