2013-04-08 79 views
0

我正在爲我的JScript類做一些東西,我看不到我的代碼是如何打印我的document.write的多個實例的。任何幫助?打印出多個答案的代碼

memberNumber = prompt("How many people will be staying?"); 
memberOfAAA = prompt("Are the members part of AAA?"); 
roomView = prompt("Do you want a room with a view?"); 
Number(memberNumber); 

if(memberOfAAA === "yes" || "Yes", memberNumber > 5 && memberNumber < 3, roomView === "yes") 
{ 
roomCost = (costRoom12 - (costRoom12 * percent1)+(costRoom12 * viewCost)); 
document.write("Total cost per night is $" + roomCost); 
}if (memberOfAAA === "yes" || "Yes", memberNumber > 5 && memberNumber < 3, roomView === "no" || "No") 
{ 
roomCost = (costRoom12 - (costRoom12 * percent1)); 
document.write("Total cost per night is $" + roomCost);} 

if(memberOfAAA === "no" || "No" , memberNumber > 5 && memberNumber < 3, roomView === "yes" || "Yes") 
{ 
roomCost = (costRoom12 + (costRoom12 * viewCost)); 
document.write("Total cost per night is $" + roomCost); 
}if(memberOfAAA === "no" || "No" , memberNumber > 5 && memberNumber < 3, roomView === "no" || "No") 
{ 
roomCost = (costRoom12); 
document.write("Total cost per night is $" + roomCost); 
} 
if (memberOfAAA === "yes" || "Yes", memberNumber > 5 && memberNumber < 3, roomView === "yes" || "Yes") { 
roomCost = (costRoom34 - (costRoom34 * percent2) + (costRoom34 * viewCost)); 
document.write("Total cost per night is $" + roomCost); 
} 
if (memberOfAAA === "yes" || "Yes", memberNumber > 5 && memberNumber < 3, roomView === "no" || "No") { 
roomCost = (costRoom34 - (costRoom34 * percent2)); 
document.write("Total cost per night is $" + roomCost); 
} 
if(memberOfAAA === "no" && memberNumber > 5 && memberNumber < 3, roomView === "yes" || "Yes") { 
roomCost = (costRoom34 + (costRoom34 * viewCost)); 
document.write("Total cost per night is $" + roomCost); 
} 
if(memberOfAAA === "no" || "No", memberNumber > 5 && memberNumber < 3, roomView === "no" || "No") { 
roomCost = costRoom34; 
document.write("Total cost per night is $" + roomCost); 
} 
if(memberOfAAA === "Yes" || "yes", memberNumber > 7 && memberNumber < 4, roomView === "yes" || "Yes") { 
roomCost = (costRoom56 - (costRoom56 * percent3) + (costRoom56 * viewCost)) 

} 
if(memberOfAAA === "yes" || "Yes", memberNumber > 7 && memberNumber < 4, roomView === "no" || "No") { 
roomCost = (costRoom56 - (costRoom56 * percent3)); 
document.write("Total cost per night is $" + roomCost); 
} 
if(memberOfAAA === "no" || "No", memberNumber > 7 && memberNumber < 4, roomView === "yes" || "Yes") { 
roomCost = (costRoom56 + (costRoom56 * viewCost)); 
document.write("Total cost per night is $" + roomCost); 
} 
if(memberOfAAA === "no" || "No", memberNumber > 7 && memberNumber < 4, roomView === "no" || "No") { 
roomCost = (costRoom56); 
document.write("Total cost per night is $" + roomCost); 
} 

它應該只打印一個字符串,如變量一個輸入所定義的那樣,但它打印出所有的字符串。

+1

你應該發佈一些代碼。 – austin 2013-04-08 17:58:38

+0

woops,忘了那部分,修好了 – ectoBiologist 2013-04-08 17:59:34

回答

1

你的if語句總是評估爲true,因爲

if (memberOfAAA === "yes" || "Yes" ...) 

應該

if (memberOfAAA === "yes" || memberOfAAA === "Yes" ...) 

而且你應該使用if/else if語句。

+0

好吧,我會給你一個鏡頭! – ectoBiologist 2013-04-08 18:03:38