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[Music] and now lets talk about the never type and to start we just create another directory with all our data here go inside that directory start npm run start one more time go into that so that if we want we need to run the node okay so lets start this and lets clean the index dot ts file and we are going to learn about the never type name is very unique never type so how we can explain so how we can so how we can learn it first lets create a function and the function is sum which returns a as number b as number and it return a plus b okay so when i hover over this function what it says this function returns number okay so this is very important to see that this this function is actually returning number now what if i am not having the return type so if i dont have any return type then you see it says the return type is void so number return type void return type by the way void means no returning nothing no value is returning i can say but now lets see another function im go
