Open NAUNSXSP opened 4 months ago
Ensure that the object is initialized before calling its methods or properties. For example:
// Possible cause of Null Pointer Exception String str = null; System.out.println(str.length()); // This will throw the exception
// Solution: Initialize the object before use String str = "Hello"; System.out.println(str.length()); // No exception
Ensure that the object is initialized before calling its methods or properties. For example:
// Possible cause of Null Pointer Exception String str = null; System.out.println(str.length()); // This will throw the exception
// Solution: Initialize the object before use String str = "Hello"; System.out.println(str.length()); // No exception