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<html>
<body style="background-color:#e5eecc; text-align:center;">
<h2>Hello W3School!</h2>
<p><%Response.Write(now())%></p>
</body>
</html>

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ASP.NET - ·þÎñÆ÷¿Ø¼þ

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  • HTML ·þÎñÆ÷¿Ø¼þ - ´«Í³µÄ HTML ±êÇ©
  • Web ·þÎñÆ÷¿Ø¼þ - Ð嵀 ASP.NET ±êÇ©
  • Validation ·þÎñÆ÷¿Ø¼þ - ÓÃÓÚÊäÈëÑéÖ¤

ASP.NET - HTML ·þÎñÆ÷¿Ø¼þ

HTML ·þÎñÆ÷¿Ø¼þÊÇ·þÎñÆ÷¿ÉÀí½âµÄ HTML ±êÇ©¡£

ASP.NET ÖÐµÄ HTML ÔªËØÊÇ×÷ΪÎı¾À´½øÐд¦ÀíµÄ¡£ÒªÏëʹÕâÐ©ÔªËØ¿É±à³Ì£¬¾ÍÐèÒªÏòÕâЩ HTML ÔªËØÌí¼Ó runat="server" ÊôÐÔ¡£¸ÃÊôÐÔָʾ£¬´ËÔªËØÊÇÒ»¸ö·þÎñÆ÷¿Ø¼þ¡£Í¬Ê±ÒªÌí¼Ó id ÊôÐÔÀ´±êʶ¸Ã·þÎñÆ÷¿Ø¼þ¡£¸Ã id ÒýÓÿÉÓÃÓÚ²Ù×÷ÔËÐÐʱµÄ·þÎñÆ÷¿Ø¼þ¡£

×¢ÊÍ£ºËùÓÐ HTML ·þÎñÆ÷¿Ø¼þ±ØÐëλÓÚ´øÓÐ runat="server" ÊôÐ﵀ <form> ±êÇ©ÄÚ¡£runat="server" ÊôÐÔָʾ¸Ã±íµ¥Ó¦ÔÚ·þÎñÆ÷½øÐд¦Àí¡£ËüͬʱָʾÆä°üÀ¨ÔÚÄڵĿؼþ¿É±»·þÎñÆ÷½Å±¾·ÃÎÊ¡£

ÔÚÏÂÃæµÄÀý×ÓÖУ¬ÎÒÃÇÔÚ .aspx ÎļþÖÐÉùÃ÷ÁËÒ»¸ö HtmlAnchor ·þÎñÆ÷¿Ø¼þ¡£È»ºóÎÒÃÇÔÚÒ»¸öʼþ´¦Àí³ÌÐòÖвÙ×÷¸Ã HtmlAnchor ¿Ø¼þµÄ HRef ÊôÐÔ¡£Page_Load ʼþÊÇÖÚ¶à ASP.NET ¿ÉÀí½âµÄʼþÖеÄÒ»ÖÖÀàÐÍ£º

×¢ÊÍ£ºÊ¼þ´¦Àí³ÌÐò£¨event handler£©ÊÇÒ»ÖÖÕë¶Ô¸ø¶¨Ê¼þÖ´ÐдúÂëµÄ×ÓÀý³Ì¡£

<script runat="server">
Sub Page_Load
link1.HRef="http://www.w3school.com.cn"
End Sub
</script>

<html>
<body>

<form runat="server">
<a id="link1" runat="server">Visit W3School!</a>
</form>

</body>
</html>

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ASP.NET - Web ·þÎñÆ÷¿Ø¼þ

Web ·þÎñÆ÷¿Ø¼þÊÇ·þÎñÆ÷¿ÉÀí½âµÄÌØÊâ ASP.NET ±êÇ©¡£

ÀàËÆ HTML ·þÎñÆ÷¿Ø¼þ£¬Web ·þÎñÆ÷¿Ø¼þÒ²ÔÚ·þÎñÆ÷ÉÏ´´½¨£¬ËüÃÇͬÑùÐèÒª runat="server" ÊôÐÔÒÔʹÆäÉúЧ¡£²»¹ý£¬Web ·þÎñÆ÷¿Ø¼þûÓбØÒªÓ³ÉäÈκÎÒÑ´æÔÚµÄ HTML ÔªËØ£¬ËüÃÇ´ú±í¸ü¸´ÔÓµÄÔªËØ¡£

´´½¨ Web ·þÎñÆ÷¿Ø¼þµÄÓï·¨ÊÇ£º

<asp:control_name id="some_id" runat="server" />

ÔÚÏÂÃæµÄÀý×ÓÖУ¬ÎÒÃÇÔÚ .aspx ÎļþÖеÄÉùÃ÷ÁËÒ»¸ö Button ·þÎñÆ÷¿Ø¼þ¡£È»ºóÎÒÃÇΪ Click ʼþ´´½¨ÁËÒ»¸öʼþ´¦Àí³ÌÐò£¬Ëü¿ÉÐ޸İ´Å¥ÉϵÄÎı¾£º

<script runat="server">
Sub submit(Source As Object, e As EventArgs)
button1.Text="You clicked me!"
End Sub
</script>

<html>
<body>

<form runat="server">
<asp:Button id="button1" Text="Click me!" runat="server" OnClick="submit"/>
</form>

</body>
</html>

ASP.NET - Validation ·þÎñÆ÷¿Ø¼þ

Validation ·þÎñÆ÷¿Ø¼þÓÃÓÚÑéÖ¤Óû§ÊäÈë¡£Èç¹ûÓû§ÊäÈëûÓÐͨ¹ýÑéÖ¤£¬½«ÏòÓû§ÏÔʾһÌõ´íÎóÏûÏ¢¡£

ÿÖÖ validation ¿Ø¼þÖ´ÐÐÒ»ÖÖÌØ¶¨µÄÑéÖ¤ÀàÐÍ£¨±ÈÈçÑé֤ij¸ö¾ßÌåµÄÖµ»òÕßij¸ö·¶Î§µÄÖµ£©¡£

ĬÈϵأ¬µ±µã»÷Button, ImageButton»òLinkButton ʱ£¬¾Í»áÖ´ÐÐÒ³ÃæÑéÖ¤¡£Äú¿Éͨ¹ý°Ñ CausesValidation ÊôÐÔÉèÖÃΪ false£¬À´×èֹij¸ö°´Å¥¿Ø¼þ±»µã»÷ʱ½øÐÐÑéÖ¤¡£

´´½¨ Validation ·þÎñÆ÷¿Ø¼þµÄÓï·¨ÊÇ£º

<asp:control_name id="some_id" runat="server" />

ÔÚÏÂÃæµÄÀý×ÓÖУ¬ÎÒÃÇÔÚ .aspx ÎļþÖÐÉùÃ÷ÁËÒ»¸ö TextBox ¿Ø¼þ£¬Ò»¸ö Button ¿Ø¼þ£¬ÒÔ¼°Ò»¸ö RangeValidator ¿Ø¼þ¡£Èç¹ûÑé֤ʧ°Ü£¬Îı¾ "The value must be from 1 to 100!" ½«ÏÔʾÔÚ RangeValidator ¿Ø¼þÖУº

<html>
<body>
<form runat="server">

<p>Enter a number from 1 to 100:
<asp:TextBox id="tbox1" runat="server" />
<br /><br />
<asp:Button Text="Submit" runat="server" />
</p>

<p>
<asp:RangeValidator
ControlToValidate="tbox1"
MinimumValue="1"
MaximumValue="100"
Type="Integer"
Text="The value must be from 1 to 100!"
runat="server" />
</p>

</form>
</body>
</html>

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