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    <title>Re: 请问RichTextBox..</title>
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      <h1>Re: 请问RichTextBox..</h1>
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Posted by <a href="mailto:luo570@ms31.hinet.net">小琳</a> on August 07, 1999 at 17:20:35:<p>
In Reply to: <a href="16856.html">请问RichTextBox..</a> posted by 小洪 on August 07, 1999 at 15:38:36:<p>
: 请问在richtextbox中如何在第n行中<br>: 的第几个字元开始插入文字呢?<p>:::程式如下:<br>Option Explicit<p>Private Sub Command1_Click()<br>    Dim i As Integer, a As Integer, b As Integer<br>    <br>    i = 0<br>    a = 0<br>    b = 0<br>    i = InStr(1, RichTextBox1.Text, Chr(10))<br>    a = 1<br>    Do While a < Val(Text1)<br>        b = i<br>        i = InStr(i + 1, RichTextBox1.Text, Chr(10))<br>        a = a + 1<br>    Loop<br>    RichTextBox1.Text = Left(RichTextBox1.Text, b) & Mid(RichTextBox1.Text, b + 1, Val(Text2)) & Trim(Text3.Text) & Mid(RichTextBox1.Text, b + Val(Text2) + 1)<br>    MsgBox RichTextBox1.Text<br>    <br>End Sub<p><br>
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