9.1 Default Values created by smillaraaq - https://repl.it/HMxp/4

9.1 Default Values.js

function dogBreeder(name,age){
  var tmpName="";
  if(name===undefined){
    tmpName="Steve";
  }else{
    if(typeof name ==="string"){name=name;}
    else{tmpName="Steve";}
  }
  
  if(age===undefined){
    if(typeof name ==="number"){age=name;}
    else if(typeof age ==="number"){age=age;}
    else{age=0;}
  }else{
    if(typeof name ==="number"){age=name;}
    if(typeof age ==="number"){age=age;}
  }
  
  return {name:tmpName, age:age};
}
// dogBreeder("Sam", 12)    // => {name: 'Sam', age: 12}
dogBreeder(15)    // => {name:'Steve', age: 15}