打印出多个答案的代码
问题描述:
我正在为我的JScript类做一些东西,我看不到我的代码是如何打印我的document.write的多个实例的。任何帮助?打印出多个答案的代码
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);
}
它应该只打印一个字符串,如变量一个输入所定义的那样,但它打印出所有的字符串。
答
你的if语句总是评估为true,因为
if (memberOfAAA === "yes" || "Yes" ...)
应该
if (memberOfAAA === "yes" || memberOfAAA === "Yes" ...)
而且你应该使用if/else if语句。
+0
好吧,我会给你一个镜头! – ectoBiologist 2013-04-08 18:03:38
你应该发布一些代码。 – austin 2013-04-08 17:58:38
woops,忘了那部分,修好了 – ectoBiologist 2013-04-08 17:59:34