在我的答案中加一个美元符号$

Question

I would like to add a $ to my final answer right now it currently returns the answer in a alert message as 500.00 depending o 我想立即在最终答案中添加一个$，它当前在警报消息中返回答案为500.00，具体取决于o

<HTML>
<HEAD>
<TITLE>Simple Adder</TITLE>
<SCRIPT LANGUAGE="JavaScript">
function CalculateSum(Atext, Btext)
{
var A = parseFloat(Atext);
var B= A * .03+.30+A;
alert(B.toFixed(2));
}
function ClearForm(form)
{
form.input_A.value = "";
form.Answer.value = "";
}

// end of JavaScript functions -->
</SCRIPT>
</HEAD>

<BODY>

<P><FONT SIZE="+2">Credit Card Payment Calculator</FONT></P>

<FORM NAME="Calculator" METHOD="post">
<P>Enter Base Rent: <INPUT TYPE=TEXT NAME="input_A" SIZE=10></P>
<P><INPUT TYPE="button" VALUE="Calculate Rent & Fees Payment" name="AddButton"    onClick="CalculateSum(this.form.input_A.value, this.form)"></P>
</FORM>

</BODY>
</HTML>

Answer 1

alert('$' + B.toFixed(2));

The "toFixed()" function returns a string, so you just prepend your "$" to that. “ toFixed（）”函数返回一个字符串，因此您只需在其前面加上“ $”即可。

It's a little hard to tell what you're asking for becau 很难说出您要的是becau

Answer 2

alert('$' + B.toFixed(2));

应该管用

在我的答案中加一个美元符号$

问题描述

2 个解决方案

解决方案1
4 已采纳 2011-11-10 18:26:41

解决方案2
2 2011-11-10 18:26:48

在我的答案中加一个美元符号$

问题描述

2 个解决方案

解决方案1 4 已采纳 2011-11-10 18:26:41

解决方案2 2 2011-11-10 18:26:48

解决方案1
4 已采纳 2011-11-10 18:26:41

解决方案2
2 2011-11-10 18:26:48