Reason 2: One of the paths of the program execution does not return a value. In this tutorial, we will see four types of control statements that you can use in java programs based on the requirement: In this tutorial we will cover following conditional statements: a) if statement b) nested if statement c) if-else statement d) if-else-if statement. An if statement can be followed by an optional else if...else statement, which is very useful to test various conditions using single if...else if statement. Syntax. If statement Java if-else statement is known as if/then else statement where we have conditions specified under the if-statement. If you want to print, store the returned value in a variable and print the variable or print the returned value directly. No.. return statement will only return value. It checks boolean condition: true or false. expression: The expression to return. It executes the if block if a condition is true otherwise else block, is executed. The return statement returns a value and exits from the current function. "The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. return expression . See the examples below, wherein the first example we have added the return statement. Alternatively, we can also use them as a factory of objects and strategize them to perform the related business logic. In this quick article, we will learn Java if statement and different types of if statement in Java, which is used to test the condition. When using if, else if, else statements there are a few points to keep in mind. If a method declare to return a value, then it must use the return statement within the body of method. We can solve it by using two ways, either add return statement in the code or set return type as void in the method signature. Q #3) What does == mean in Java? Giraffe Academy is rebranding! This is followed by an else statement. Implemented in JavaScript 1.0. We have also added another method getAbsolute2() and returned void from it in case we don’t want to return anything from the method. Version. Java’s Selection statements: if; if-else; nested-if; if-else-if; switch-case; jump – break, continue, return; These statements allow you to control the flow of your program’s execution based upon conditions known only during run time. It will not print anything. I've decided to re-focus the brand of this channel to highlight myself as a developer and teacher! The Java if-else statement also tests the condition. When we write a return statement inside a for/while/if statement, and one of the path of the program execution does not return a value, we get the Missing return statement value. That would reduce the number of nested if statements as well and delegate the responsibility to individual Enum values. if: if statement is the most simple decision making statement. A method can return a value or reference type or does not return a value. If a method does not return a value, the method must be declared void and it doesn’t need to contain a return statement. An if can have zero or one else's and it must come after any else if's. After that, we can use them either in the nested if statements or switch case statements. If the condition of the if-statement is true then the code inside the if-statement executes, otherwise, the else statement is executed. Solution. If not present, the function does not return a value. Parameters. Also, you shouldn't refer to an if/else statement as a loop; it is a conditional statement. Loops are used to repeat a piece of code, whereas an if/else is executed only once. The if block if a condition is true otherwise else block, is executed q # 3 ) What ==. A conditional statement persists in trying to adapt the world to himself statement within the body of method block a. 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