function myFunction(a: number, b?:number): number { if (typeof b !== 'undefined'){ return a+b+5; } else { return a+5; } } console.log(myFunction(1,2)); console.log(myFunction(1)); console.log(myFunction(3,5)); console.log(myFunction(3)); 8 6 13 8
function myFunction(a: number, b?:number): number { if (typeof b !== 'undefined'){ return a+b+5; } else { return a+5; } } console.log(myFunction(1,2)); console.log(myFunction(1)); console.log(myFunction(3,5)); console.log(myFunction(3)); 8 6 13 8