How to select all checkbox in GridView

Question

Hi, How to select all checkbox in GridView in asp.net ?

Satyapriya Nayak · Answer

Hi eddie, If this post helps you mark it as answer Thanks

Satyapriya Nayak · Answer

Hi Eddie, Use the below code and run the attachments. Default.aspx code Untitled Page function SelectAll(CheckBoxControl) { if (CheckBoxControl.checked == true) { var i; for (i=0; i { if ((document.forms[0].elements[i].type == 'checkbox') && (document.forms[0].elements[i].name.indexOf('chk_dept') > -1)) { document.forms[0].elements[i].checked = true; } } } else { var i; for (i=0; i { if ((document.forms[0].elements[i].type == 'checkbox') && (document.forms[0].elements[i].name.indexOf('chk_dept') > -1)) { document.forms[0].elements[i].checked = false; } } } } Default.aspx.vb code Imports System.Data.SqlClient Imports System.Data Partial Class _Default Inherits System.Web.UI.Page Dim strConnString As String = System.Configuration.ConfigurationManager.ConnectionStrings.Item("ConnectionString").ToString() Dim con As New SqlConnection(strConnString) Dim str As String Dim com As SqlCommand Dim sqlda As SqlDataAdapter Dim ds As DataSet Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load con.Open() str = "select * from student" com = New SqlCommand(Str, con) Dim reader As SqlDataReader reader = com.ExecuteReader() GridView1.DataSource = reader GridView1.DataBind() con.Close() End Sub End Class Thanks If the post helps you please mark it as answer

How to select all checkbox in GridView

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