I would like to read the file into the folder and then display LISTVIEW.
Multiple delimiters in the same line have string separations.
May 15, 2016 21:59:13,739[7]INFO-Login.User_Auto-o03dx1n Unknown-Login: KST028
Day May 15, 2016
Time 21:59:13,739
LogType[7]INFO
MethodName Login.User_Aut
SessionIDo03dx1n Unknown
LoginID Login—KST028
Message
I put a space in Split below, but I was able to separate only the date, time, and LogType.Everything else is wrong.
How can I break it off?
Please let me know.Please.
'Files loaded
OpenFileDialog1.ShowDialog()
Dim filepath As String = OpenFileDialog1.FileName
Dim inputstream As New IO. StreamReader (filepath)
Dim newstr(2) As String
Dim Day As Integer
Dim Time As String
Dim LogType As String
Dim LoginID As String
Dim Message As String
Do While inputstream.Peek<>-1
US>' delimited
newstr=inputstream.ReadLine().Split("")
Day = newstr(0)
Time = newstr(1)
LogType=newstr(2)&"&newstr(3)
LoginID = newstr(6)
Message = newstr(7)
US>'Read Selected File
Me.LogListView.Items.Add (Day)
Me.LogListView.Items.Item(LogListView.Items.Count-1).SubItems.Add(Time)
Me.LogListView.Items.Item(LogListView.Items.Count-1).SubItems.Add(LogType)
Me.LogListView.Items.Item(LogListView.Items.Count-1).SubItems.Add(Message)
Loop
inputstream.Close()
End Sub
Assume that the file format to be read is the format described in line 3 of the question:
May 15, 2016 21:59:13,739[7]INFO-Login.User_Auto-o03dx1n Unknown-Login: KST028
newstr=inputstream.ReadLine().Split(").Split(")
If you put the following code directly underneath, you will see what values are in each array index as a result of the Split.
Split result verification code
' delimited
newstr=inputstream.ReadLine().Split("")
US>'Add code here
Dimsb As New System.Text.StringBuilder
Fori=0 To newstr.Length-1
sb.AppendFormat("{0,2}:{1}", i, newstr(i)) .AppendLine()
Next
MessageBox.Show(sb.ToString())
Split Results Verification Code Execution Results
0: May 15, 2016
1: 21:59:13,739
2: [7]
3: INFO
4: -
5—Login.User_Aut
6: -
7—o03dx1n
8—Unknown
9: -
10—Login:
11: KST028
The above results indicate that the newstr(0)
value contains May 15, 2016
and the newstr(4)
value contains -
.
You can see that the provided code deviates from the LogType
or later index.
Split in half-width spaces to arrange results separated by all half-width spaces.
Therefore, you will need to re-index the array according to the file format, such as MethodName=newstr(5)
.
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