我用Javascript編寫了一個活動管理器代碼。 :(但出事了

Question

我在Javascript寫了一個事件管理器代碼。:(但出事了，代碼不working.anyone請幫我

CODE

var plan = prompt("Hello , Made a week plan. Type the week name to add a event"); 
var week = [saturday, sunday, monday, tuesday, wednesday, thrusday, friday]; 
var saturday = ''; 



if (plan == saturday) { 
    var saturday = prompt("What will you do in saturday?"); 
} 

var getknow = prompt("Do you want to cheack the schedule? Type the week name"); 
if (getknow == saturday) { 
    alert(saturday); 
} 

Answer 1

這裏你想要什麼:)

var plan=prompt("Hello , Made a week plan. Type the week name to add a event"); 
var week = ['saturday' , "sunday" , "monday" , "tuesday" , "wednesday" , "thrusday" , "friday"]; 
//   var saturday = ''; 

     if(plan == "saturday") { 

      var saturday=prompt("What will you do in saturday?"); 
     } 

     var getknow=prompt("Do you want to cheack the schedule? Type the week name"); 

     if (getknow == saturday) { 

      alert(saturday); 

     }