VB实现按行读取文本文件的方法
<p>本文实例讲述了VB实现按行读取文本文件的方法。分享给大家供大家参考。具体如下：</p><div class="jb51code">
<pre class="brush:vb;">
'(general declaration)
Dim nFileNum As Integer, sText As String, sNextLine As String, lLineCount As Long
'==================================
Private Sub Command1_Click()
' Get a free file number
nFileNum = FreeFile
' Open a text file for input. inputbox returns the path to read the file
Open "C:\Documents and Settings\Sudeep\My Documents\3.txt" For Input As nFileNum
lLineCount = 1
' Read the contents of the file
Do While Not EOF(nFileNum)
Line Input #nFileNum, sNextLine
'do something with it
'add line numbers to it, in this case!
sNextLine = sNextLine & vbCrLf
sText = sText & sNextLine
Loop
Text1.Text = sText
' Close the file
Close nFileNum
End Sub
</pre>
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<p>希望本文所述对大家的VB程序设计有所帮助。</p>
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