[Solved] How to call a method from main, even though I haven’t defined variables in main. [closed]
You should only pass something as an argument if you need prior information to do what you want to do, so the parameters of flatfee and co. should be empty: flatFee() { // code here } you then declare a as a local variable: flatFee() { double a; // do stuff return a * 5.0; … Read more