select all check boxes in grid using another checkbox

Question

Sir i have a gridview its contain checkbox for single deletion but i want to delete multiple by using out side of gridview for that i have a saperate checkbox out side the grid if i select outside checkbox automatically select all checkboxes in grid and viseversa please help me

Rafnas T P · Answer

try this iside checkbox Change event   int   columnIndex =0;   private   void   OutsidechkboxNameChange ( object  sender, EventArgs e)   {     for  ( int  k = 0; k  gridname .RowCount - 1; k++)     {      this . gridname [ columnIndex , k].Value =  this . OutsidechkboxName .Checked;     }    }
red colured values you have to change

Rakesh · Answer

Hi Yesubabu,   use javascript/jquery function for gridview checkbox list.   link:     http://www.c-sharpcorner.com/blogs/gridview-checkbox-check-and-uncheck-using-jquery-in-asp-net    i hope solve your problem

Prakash Reddy · Answer

for ( int i = 0 ; i checkedListBox1 . Items . Count ; i ++) { checkedListBox1 . SetItemChecked ( i , true ); }

Prakash Reddy · Answer

function CheckUnCheckAll(chk) { $('# ').find("input:checkbox").each(function () { if (this != chk) { this.checked = chk.checked; } }); }

yesubabu k · Answer

Sir Needed  in windows application using c#