📄 tdataset_bof.htm

📁 Absolute Database 5.12 src. Absolute Database lets you forget the Borland Database Engine (BDE). Th
💻 HTM
字号:
<html>
<head>
   <title></title>
</head>

<!--#include virtual="/inc/header.php"-->


<table width="100%" border="0" cellspacing="0" cellpadding="2" bgcolor="#FFFFFF">
  <tr>
    <td align="left">
      
<span style="font-family:Helvetica,Arial; font-size:12pt; color:#000000"><b>TDataSet.Bof
<br>
</b><span style="font-family:Helv; font-size:9pt; color:#000000"><span style="font-family:Helv; font-size:9pt; color:#7F0000"><a href=tdataset.htm>TDataSet</a></span></span><span style="font-family:Helvetica,Arial; font-size:12pt; color:#000000"><b>
<br>
</b></span></span>
    </td>
    <td align="right">
     <font face="Arial" size="2">
     
     <a href="overview.htm">Top</a>&nbsp;
     
     </font>
    </td>
  </tr>
</table>
<br><br>



<span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">Indicates whether or not a cursor is positioned at the first record in a dataset.
<br>

<br>
<b>property</b> Bof: Boolean;
<br>

<br>
<b>Description</b>
<br>
Test Bof (beginning of file) to determine if the cursor is positioned at the first record in a dataset. If Bof is True, the cursor is unequivocally on the first row in the dataset. Bof is True when an application
<br>

<br>
<table width="100%" border="0" cellpadding="0" cellspacing="0"><tr valign="top"><td width="14"></td><td width="25"><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000"><font face="Symbol" size="2" color="#000000">&#183;</font></span></td><td><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">Opens a dataset.
&nbsp;<br>
</span></td></tr></table><table width="100%" border="0" cellpadding="0" cellspacing="0"><tr valign="top"><td width="14"></td><td width="25"><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000"><font face="Symbol" size="2" color="#000000">&#183;</font></span></td><td><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">Calls a dataset's First method.
&nbsp;<br>
</span></td></tr></table><table width="100%" border="0" cellpadding="0" cellspacing="0"><tr valign="top"><td width="14"></td><td width="25"><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000"><font face="Symbol" size="2" color="#000000">&#183;</font></span></td><td><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">Call a dataset's Prior method, and the method fails (because the cursor is already on the first row in the dataset).
&nbsp;<br>
</span></td></tr></table><table width="100%" border="0" cellpadding="0" cellspacing="0"><tr valign="top"><td width="14"></td><td width="25"><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000"><font face="Symbol" size="2" color="#000000">&#183;</font></span></td><td><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">Calls SetRange on an empty range or dataset.
&nbsp;<br>
</span></td></tr></table><table width="100%" border="0" cellpadding="0" cellspacing="0"><tr valign="top"><td width="14"></td><td width="25"><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000"></span></td><td></td></tr></table><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">
<br>
Bof is False in all other cases.
<br>
</span></span>

<!--#include virtual="/inc/footer.php"--> 
</html>
⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -