What is optional class in java 8?

More Questions

• How to create optional class in java?
• What is the parent class of all classes in java?
• What is reflection of light class 8?
• What is universal adult franchise class 8?
• Who will form the government why class 8?
• What is ryotwari system for class 8?
• What is parliamentary form of government class 8?
• Why do we need judiciary class 8?
• What is resource conservation for class 8?
• What is red data book class 8?