Validation

Question

HI I use to validate the TextBox which hasn't been empty and i am focussing using the button.But it is not validating it hasn't showing the messageit is directly inserting the value.This is the code Else If txtfilepath.Text  Then MsgBox(Select The File Path) Button1.Focus() Can any one help me?

Jignesh Trivedi · Answer

hi I think we can perform the validation on readonly textbox. so make your txtfilepath text box readonly instead of disable.

Sathya Narayan · Answer

hi I am Validating through VB.netbut the validation hasn't taking the condition which comes out of the condition and not satisfying.The textbox( txtfilepath.text) which i have took is being enabled false.How to validate this.Please let me know about this? This is how i am doing this validation and also going to modify the values. Private Sub Modify() If txtorderno.Text =  Then MsgBox(Enter The Order No) txtorderno.Focus() ElseIf txtcn.Text =  Then MsgBox(Enter The Customer Name) txtcn.Focus() ElseIf txtmobileno.Text =  Then MsgBox(Enter The Mobile No) txtmobileno.Focus() ElseIf dtp.Value > Date.Today Then MessageBox.Show(Select The Date Of Birth!  MessageBoxButtons.OK MessageBoxIcon.Error) dtp.Focus() ElseIf cbozodsign.Text = ---Select Zodaic Sign--- Then MsgBox(Select The Zodaic Sign) cbozodsign.Focus() ElseIf txtmobileno.Text =  Then MsgBox(Enter The Mobile No) txtmobileno.Focus() ElseIf txtdescription.Text =  Then MsgBox(Enter The Description) txtdescription.Focus() ElseIf txttotal.Text =  Then MsgBox(Enter The Total Amount) txttotal.Focus() ElseIf txtadvpaid.Text =  Then MsgBox(Enter The Advance Paid Amount) txtadvpaid.Focus() ElseIf dtpodate.Value MsgBox(Select Order Date) dtpodate.Focus() ElseIf dtpocdate.Value MsgBox(Select Order Completion Date) dtpocdate.Focus() ElseIf dtpdelidate.Value MsgBox(Select Order Delivery Date) dtpdelidate.Focus() ElseIf dtpactualdelidate.Value MsgBox(Select Actual Order Delivery Date) dtpactualdelidate.Focus() ElseIf RadioButton1.Checked = False And RadioButton2.Checked = False Then MessageBox.Show(Select The Delivery Status) ElseIf txtfilepath.Text = Not String.Empty Then MsgBox(Select The File Path) Button1.Focus() Else If RadioButton1.Checked = True Then r1 = Y ElseIf RadioButton2.Checked = True Then r1 = N End If conn = New SqlConnection(cnString) conn.Open() Dim res = MessageBox.Show(Would You Like To Update Gift Details Record ? Update MessageBoxButtons.YesNo) If res = Windows.Forms.DialogResult.Yes Then Dim cmd As SqlCommand = conn.CreateCommand cmd.CommandText = tbl_giftdetails_spupdate cmd.CommandType = CommandType.StoredProcedure cmd.Parameters.AddWithValue(@slno Label36.Text.Trim) cmd.Parameters.AddWithValue(@orderno txtorderno.Text.Trim) cmd.Parameters.AddWithValue(@nameofcust txtcn.Text.Trim) cmd.Parameters.AddWithValue(@mobileno txtmobileno.Text.Trim) cmd.Parameters.AddWithValue(@Address txtadd.Text.Trim) cmd.Parameters.AddWithValue(@dob dtp.Value.ToString(dd-MM-yyyy)) cmd.Parameters.AddWithValue(@ZodaicSign cbozodsign.Text.Trim) cmd.Parameters.AddWithValue(@orderdescription txtdescription.Text.Trim) cmd.Parameters.AddWithValue(@ptotal txttotal.Text.Trim) cmd.Parameters.AddWithValue(@advpaid txtadvpaid.Text.Trim) cmd.Parameters.AddWithValue(@balanceamt txtbalamt.Text.Trim) cmd.Parameters.AddWithValue(@orderdate dtpodate.Value.ToString(dd-MM-yyyy)) cmd.Parameters.AddWithValue(@ordercompetiondate dtpocdate.Value.ToString(dd-MM-yyyy)) cmd.Parameters.AddWithValue(@deliverydate dtpdelidate.Value.ToString(dd-MM-yyyy)) cmd.Parameters.AddWithValue(@actdeliverydate dtpactualdelidate.Value.ToString(dd-MM-yyyy)) cmd.Parameters.AddWithValue(@deliveryrystu r1) cmd.Parameters.AddWithValue(@filepath txtfilepath.Text.Trim) cmd.Connection = conn cmd.ExecuteNonQuery() Dim f As New FileInfo(txtfilepath.Text) Dim filename As String filename = f.Name 'File.Copy(sSource path.Combine(sFolder path.GetFileName(sSource)) True) If System.IO.Directory.Exists(Application.StartupPath & \Files) Then 'System.IO.Directory.CreateDirectory(Application.StartupPath & \Files\ & txtorderno.Text) System.IO.File.Copy(txtfilepath.Text Application.StartupPath & \Files\ & txtorderno.Text & \ & f.Name) End If MsgBox(Record Updated successfully) conn.Close() clear() display() 'System.IO.Directory.CreateDirectory(path) 'System.IO.File.Copy(txtorderno.Text Application.StartupPath & \path\ & txtfilepath.Text & ) End If End If End Sub Private Sub Button1_Click(ByVal sender As System.Object ByVal e As System.EventArgs) Handles Button1.Click Dim fbrs As New OpenFileDialog With fbrs .CheckFileExists = True .ShowReadOnly = False .Filter = All Files|*.* .FilterIndex = 2 Try If .ShowDialog = DialogResult.OK Then txtfilepath.Text = fbrs.FileName End If Catch ex As Exception End Try End With

Gopi Chand · Answer

Just tell me through which language you are validating your textboxes.If you are wishing to validate through javascript or PHP tehn follow these links. http://www.c-sharpcorner.com/UploadFile/9a9e6f/form-validation-through-php/ http://www.c-sharpcorner.com/UploadFile/9a9e6f/validation-in-javascript/