Other languages sometimes refer to this as a function a method may be defined as a part of a class or separately.
Ruby return value function.
This would return the same value as the prior functions.
When no block is given it assumes all elements to be self comparable but when the block is given then it is compared using.
A method in ruby is a set of expressions that returns a value.
And how can we have a function being returned as a return value of another function in ruby.
Enu max n a b block.
This returned value will be the value of the last statement.
The function needs the number whose absolute value is to be returned.
In ruby a method always return exactly one single thing an object.
Let s implement the javascript example presented earlier to its ruby version.
The abs is an inbuilt method in ruby returns the absolute value of a number.
The abs function in ruby returns the absolute value of the integer.
The returned object can be anything but a method can only return one thing and it also always returns something.
Def add integer 2 anotherinteger integer anotherinteger 3.
Every method in ruby returns a value by default.
The function takes two optional parameters n and block.
The function takes the integer whose absolute value is to be returned.
2 49 well ruby methods have a return value 2 51 a value that they send back to the code that called them.
You can simplify the function further.
Def say hello name return hello name end.
The object returned could be the object nil meaning nothing but it still is an object.
Def say hello name hello name end.
Every method always returns exactly one object.
2 53 here the return value from gets is getting assigned to the variable answer.
It returns the absolute value of a numbers.
The return statement in ruby is used to return one or more values from a ruby method.
For example def test i 100 j 10 k 0 end this method when called will return the last declared variable k.
3 02 here are our add and subtract methods from before.
With methods one can organize their code into subroutines that can be easily invoked from other areas of their program.
To call a function.
2 56 let s take a look at return values in another context though.
Function as return value in ruby.
