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How to return more than one value in java?

  1. If all returned elements are of same type.
  2. If returned elements are of different types.
  3. Using Pair (If there are only two returned values) We can use Pair in Java to return two values.
  4. If there are more than two returned values.
  5. Returning list of Object Class.

How do you return more than one value?

  1. By using pointers.
  2. By using structures.
  3. By using Arrays.

How can I return multiple values from a function?

You can return multiple values by bundling those values into a dictionary, tuple, or a list. These data types let you store multiple similar values. You can extract individual values from them in your main program. Or, you can pass multiple values and separate them with commas.

How can I return two values from a string in Java?

String[] arr = new String[2]; arr[0] = ans1; arr[1] = ans2; return arr; where we create a length 2 String array, assign the first value to ans1 and the second to ans2 and then return that array.

Can you return more than one variable?

You cannot return more than one variable from method. You need to return something else instead. There many suggestions can take place: set these variables in class where your method is, and then access them (outside this class?)

Can a function return more than one value at a time?

Even though a function can return only one value but that value can be of pointer type. … If we want the function to return multiple values of same data types, we could return the pointer to array of that data types. We can also make the function return multiple values by using the arguments of the function.

How do you return two variables?

If you need to keep the two variables separated, you can place them into an array like so: function test(){ var h = “Hello”; var w = “World”; var hw=[h,w]; return hw; } var test = test(); alert(test);

Can function return multiple values in Plsql?

A pl/sql function can return multiple values by using the pipe row or we call it as PIPELINED FUNCTIONS. Basic data types can be used to return single value.

Can a function return multiple values justify giving example?

A function is not restricted to return a variable, it can return zero, one, two or more values. This is the default property of python to return multiple values/variables which is not available in many other programming languages like C++ or Java.

How do I return multiple values in typescript?

  1. //function that returns multiple values.
  2. function getTopTwoColors() {
  3. return [“blue”, “pink”];
  4. }
  5. var topTwoColors=getTopTwoColors();
  6. var firstValue=topTwoColors[0]; //get first return value.
  7. var secondValue=topTwoColors[1]; //get second return value.

Can a method have 2 return types?

No, you don’t have two return types. It’s a generic method you are seeing.

Can a method return two values?

7 Answers. You can’t return two values. However, you can return a single value that is a struct that contains two values. You can return only one thing from a function.

Can you return an ArrayList in Java?

Returning an ArrayList is quite convenient. All you need to do is use the ‘return’ keyword. The method that returns nothing uses the keyword ‘void’ in the method declaration else it needs a return type for this purpose. For instance, a method that returns integer values uses ‘int’ as a return type.

Are multiple return statements Bad?

Multiple return statements in a method will cause your code not to be purely object-oriented. … The answer may surprise you: In a pure object-oriented world, a method must have a single return statement and nothing else. Yes, just a return statement and that’s it. No other operators or statements.

Is it true that a function may have several declaration but only one definition?

  1. Is it true that a function may have several declarations, but only one definition? Explanation: Yes, but the function declarations must be identical.

How do I return a different data type in C++?

  1. Create a data container (struct/class) containing the values you want to return. Then just update your function to return the class type rather than void and change your return value to return the class. This way you will be able to return all the data, but still only return one item.