Convert string to DateTime in DataGridView

13,212

Use Column.DefaultCellStyle.Format property or set it in designer

or

dataGridView1.Columns[0].DefaultCellStyle.Format = "MM'/'dd'/'yyyy";

or

You can set the format you want:

dataGridViewCellStyle.Format = "MM/dd/yyyy";
this.date.DefaultCellStyle = dataGridViewCellStyle;
// date being a System.Windows.Forms.DataGridViewTextBoxColumn

you can do like this....

private void dataGridView1_CellFormatting(object sender, DataGridViewCellFormattingEventArgs e)
{
    // If the column is the Artist column, check the
    // value.
    if (this.dataGridView1.Columns[e.ColumnIndex].Name == "Artist")
    {
        if (e.Value != null)
        {
            // Check for the string "pink" in the cell.
            string stringValue = (string)e.Value;
            stringValue = stringValue.ToLower();
            if ((stringValue.IndexOf("pink") > -1))
            {
                e.CellStyle.BackColor = Color.Pink;
            }

        }
    }
    else if (this.dataGridView1.Columns[e.ColumnIndex].Name == "Release Date")
    {
        ShortFormDateFormat(e);
    }
}

//Even though the date internaly stores the year as YYYY, using formatting, the
//UI can have the format in YY.  
private static void ShortFormDateFormat(DataGridViewCellFormattingEventArgs formatting)
{
    if (formatting.Value != null)
    {
        try
        {
            System.Text.StringBuilder dateString = new System.Text.StringBuilder();
            DateTime theDate = DateTime.Parse(formatting.Value.ToString());

            dateString.Append(theDate.Month);
            dateString.Append("/");
            dateString.Append(theDate.Day);
            dateString.Append("/");
            dateString.Append(theDate.Year.ToString().Substring(2));
            formatting.Value = dateString.ToString();
            formatting.FormattingApplied = true;
        }
        catch (FormatException)
        {
            // Set to false in case there are other handlers interested trying to
            // format this DataGridViewCellFormattingEventArgs instance.
            formatting.FormattingApplied = false;
        }
    }
}

would you pls go through this link for more info

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Taryn
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Taryn

developer, techie, nerd.... ex-DBRE at Stack Overflow, previously a Community Manager for Stack Overflow. When I'm not at my desk, I do CrossFit and run (a lot).

Updated on June 04, 2022

Comments

  • Taryn
    Taryn almost 2 years

    I have data that on the server is in the form of a smalldatetime but when I return this data to my application it gets returned to me as a string. This happens for a variety of reasons that don't apply to this question.

    What I am trying to do is when this data gets populated in my DataGridView I need to format it as a datetime with just the date no time in the format 'mm/dd/yyyy'. I have tried the following but the data remains in the format of 'mm/dd/yyyy hh:mm':

    this.DataGridView.Columns[7].DefaultCellStyle.Format = "d";
    

    How can I format this column of data?