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ASP.Net/Language Basics/Double - История изменений
2026-04-30T07:59:29Z
История изменений этой страницы в вики
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http://nfex.ru/index.php?title=ASP.Net/Language_Basics/Double&diff=2195&oldid=prev
в 15:30, 26 мая 2010
2010-05-26T15:30:47Z
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Admin: 1 версия
2010-05-26T11:53:20Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>==Read TextBox input, convert to double and do calculation (C#)==<br />
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<!-- start source code --><br />
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<source lang="csharp"><br />
<%@ Page Language="C#" Debug="true" %><br />
<script runat="server"><br />
void Page_Load()<br />
{<br />
if (Page.IsPostBack)<br />
{<br />
lblTax.Text = "Your tax bill would be $";<br />
lblTax.Text += Convert.ToString(Convert.ToInt32(txtEarnings.Text)*Convert.ToInt32(txtTaxRate.Text)/100);<br />
lblTax.Visible=true;<br />
}<br />
}<br />
</script><br />
<html><br />
<head><br />
<title>Calculate Tax Bill</title><br />
</head><br />
<body><br />
<h3>Tax rates <br />
</h3><br />
<form runat="server"><br />
Please enter your earnings: $ <br />
<asp:TextBox id="txtEarnings" runat="server" width="80px"></asp:TextBox><br />
<br /><br />
Please enter your tax rate, for example enter "7" for 7% <br />
<asp:TextBox id="txtTaxRate" runat="server" width="30px"></asp:TextBox><br />
<br /><br />
<asp:Button id="Button1" runat="server" Text="Submit"></asp:Button><br />
<br /><br />
<asp:Label id="lblTax" runat="server" visible="False"></asp:Label><br />
<br /><br />
</form><br />
</body><br />
</html><br />
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</source><br />
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==Use Double to calculate Tax (C#)==<br />
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<!-- start source code --><br />
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<source lang="csharp"><br />
<script Language="c#" runat="server"><br />
void Page_Load()<br />
{<br />
double dblEarn = 150;<br />
double dblTax = 23;<br />
double dblTotal = dblEarn - ((dblEarn/100)*dblTax);<br />
Display1.Text = dblTotal.ToString();<br />
}<br />
</script><br />
<html><br />
<head><br />
<title>Declaring Variables</title><br />
</head><br />
<body><br />
<asp:label id="Display1" runat="server" /><br />
</body><br />
</html><br />
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</source></div>
Admin