Paste a HTML table into Excel, how to keep the line break in cell

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梦谈多话
梦谈多话 2021-02-12 12:08

I have a simple html table, for example, just one cell, but when I copy the dom node, and paste it into excel, it will be recognize as two rows, How to make Excel get the correc

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  • 2021-02-12 12:50

    As many of you probably know, you can output data (a report, for example) as an Excel file, simply by adding right content-type and content-disposition header:

    Response.ContentType = “application/vnd.ms-excel“;
    
    Response.AppendHeader(“content-disposition“, “inline; filename=report.xls“);
    

    If client has MS Excel installed, your output HTML page will be opened in it instead of web browser. Excel will interpret all formating (borders, fonts etc.) and TABLE tags, which can result a nice, formated worksheet, without using heavyweight server-side controls.

    The problem I was struggling for some time was with multi-line cells. I needed to wrap text in cell, but when I put <br> tag into HTML output, Excel interpreted it as a new row, not a line-break in existing cell.

    add into a stylesheet:

    br {mso-data-placement:same-cell;}
    

    Then it works like a charm. I hope it useful :)

    Tip: You can make ContentType and header conditional, providing alternate HTML/XLS reports with one file.

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  • 2021-02-12 13:00

    I usually face this issue as i have to download excel files from a site which are actually html files wrapped in table tag with xls extension Wherever br tag is in cell, a new row is created. So, i created one small vbscript which replaces br tag with comma and then i open the file in excel. It works for me well.

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  • 2021-02-12 13:04

    It looks like Firefox entirely ignores the mso-data-placement directive; it doesn't appear in the Firebug style panel. Perhaps that's why it won't paste as you expect?

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  • 2021-02-12 13:05

    If you really need to do a copy-paste, it would be better to edit the 'Cell properties' in the excel sheet before copying the data. Right-Click on the column name in the excel and select cell properties. Make the changes as applicable for your data and save. Now you can copy your data and hope that it is interpreted correctly in MS-Excel. I haven't used it for HTML content, though.

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  • 2021-02-12 13:09

    What about using a macro with e.g. the following code?

    TransformingPaste1(): however, this fails on my machine (still multiple cells)

    • gets the clipboard text
    • pastes a transformed version using mso-data-placement:same-cell
    • restores the original clipboard text

    TransformingPaste2(): pastes in single cell on my machine, keeping the formatting etc., but results in a space rather than a newline because you're still pasting HTML

    • gets the clipboard text
    • pastes a transformed version using vbCrLf
    • restores the original clipboard text

    TransformingPaste3(): pastes in single cell on my machine, with a newline, but loses the formatting etc. (current implementation) – see note with link!

    • gets the clipboard text
    • pastes a transformed version using a self-defined token
    • restores the original clipboard text
    • post-processes the cells, replacing the token by newlines – might be improved…

    Modify to what best suits your needs, e.g. using regex to perform the replacements, but I hope this gets you on your way :]

    Function GetClipboardText() As String
        Dim BufObj As MSForms.DataObject
        Set BufObj = New MSForms.DataObject
        BufObj.GetFromClipboard
        GetClipboardText = BufObj.GetText
    End Function
    
    Function SetClipboardText(ByRef text As String)
        Dim BufObj As MSForms.DataObject
        Set BufObj = New MSForms.DataObject
        BufObj.SetText text
        BufObj.PutInClipboard
    End Function
    
    Function PreProcess(ByRef text As String, ByRef find As String, ByRef replace As String) As String
        PreProcess = Application.WorksheetFunction.Substitute(text, find, replace)
    End Function
    
    Function PostProcess(ByRef find As String, ByRef replace As String)
        Dim rCell As range
        For Each rCell In Selection
            'TODO: e.g. combine with answers from http://stackoverflow.com/questions/2192730/merge-contents-of-2-excel-cells-keeping-character-format-intact-using-vba
            rCell.Formula = Application.WorksheetFunction.Substitute(rCell.Formula, find, replace)
        Next
    End Function
    
    Sub TransformingPaste1()
        Dim OrigText As String
        Dim TempToken As String
        Dim PasteText As String
        Dim sSelAdd As String
        OrigText = GetClipboardText
        PasteText = PreProcess(OrigText, "<html>", "<html><style>br{mso-data-placement:same-cell;}</style>")
        SetClipboardText PasteText
        'Selection.PasteSpecial "Unicode Text"
        ActiveSheet.Paste
        SetClipboardText OrigText
        Application.CutCopyMode = False
    End Sub
    
    Sub TransformingPaste2()
        Dim OrigText As String
        Dim TempToken As String
        Dim PasteText As String
        Dim sSelAdd As String
        OrigText = GetClipboardText
        PasteText = PreProcess(OrigText, "<br>", vbCrLf)
        SetClipboardText PasteText
        ActiveSheet.Paste
        SetClipboardText OrigText
        Application.CutCopyMode = False
    End Sub
    
    Sub TransformingPaste3()
        Dim OrigText As String
        Dim TempToken As String
        Dim PasteText As String
        Dim sSelAdd As String
        OrigText = GetClipboardText
        TempToken = "#mybr#"
        PasteText = PreProcess(OrigText, "<br>", TempToken)
        SetClipboardText PasteText
        ActiveSheet.Paste
        SetClipboardText OrigText
        PostProcess TempToken, vbLf
        Application.CutCopyMode = False
    End Sub
    
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