how to change a particular font color in gridview with asp.net

Question

urmila kandari · Answer

head runat =server> title > Untitled Page title > style type =text/css> .highlight { text-decoration : none ; font-weight : bold ; color : black ; background : yellow ; } style > head > body > form id =form1 runat =server> asp : ScriptManager ID =ScriptManager1 runat =server /> div > Enter first name to search: div > div > asp : TextBox ID =txtSearch runat =server AutoPostBack =True OnTextChanged =txtSearch_TextChanged> asp : TextBox >   div > div > asp : UpdatePanel ID =UpdatePanel1 runat =server> ContentTemplate > asp : GridView ID =grdSearch runat =server AutoGenerateColumns =false> Columns > asp : TemplateField HeaderText =FirstName> ItemTemplate > asp : Label ID =lblFirstName runat =server> # Highlight(Eval( FirstName ).ToString())%> asp : Label > ItemTemplate > asp : TemplateField > asp : TemplateField HeaderText =LastName> ItemTemplate > asp : Label ID =lblLastName runat =server> # Eval( LastName )%> asp : Label > ItemTemplate > asp : TemplateField > asp : TemplateField HeaderText =Location> ItemTemplate > asp : Label ID =lblLocation runat =server> # Eval( Location )%> asp : Label > ItemTemplate > asp : TemplateField > Columns > asp : GridView > ContentTemplate > Triggers > asp : AsyncPostBackTrigger ControlID =txtSearch EventName =TextChanged /> Triggers > asp : UpdatePanel > asp : Button ID =btn Text =save runat =server OnClick =btn_Click /> asp : Label ID =lb runat =server> asp : Label > div > form > body > cs public void searchtext() { datafill(); dv = new DataView (); dv = new DataView (dt); string SearchExpression = null ; if (txtSearch.Text==  ) { lb.Text = please enter keyword ; } else { lb.Visible = false ; if (! String .IsNullOrEmpty(txtSearch.Text)) { SearchExpression = string .Format( {0} '%{1}%'  grdSearch.SortExpression txtSearch.Text); } dv.RowFilter = FirstName like + SearchExpression; int i = dv.Count; grdSearch.DataSource = dv; grdSearch.DataBind(); } } public string Highlight( string InputTxt) { string Search_Str = txtSearch.Text.ToString(); // Setup the regular expression and add the Or operator. Regex RegExp = new Regex (Search_Str.Replace(     ).Trim() RegexOptions .IgnoreCase); // Highlight keywords by calling the //delegate each time a keyword is found. return RegExp.Replace(InputTxt new MatchEvaluator (ReplaceKeyWords)); // Set the RegExp to null. RegExp = null ; } public string ReplaceKeyWords( Match m) { return   + m.Value +   ; } protected void btn_Click( object sender EventArgs e) { searchtext(); }

urmila kandari · Answer

head runat =server> title > Untitled Page title > style type =text/css> .highlight { text-decoration : none ; font-weight : bold ; color : black ; background : yellow ; } style > head > body > form id =form1 runat =server> asp : ScriptManager ID =ScriptManager1 runat =server /> div > Enter first name to search: div > div > asp : TextBox ID =txtSearch runat =server AutoPostBack =True OnTextChanged =txtSearch_TextChanged> asp : TextBox >   div > div > asp : UpdatePanel ID =UpdatePanel1 runat =server> ContentTemplate > asp : GridView ID =grdSearch runat =server AutoGenerateColumns =false> Columns > asp : TemplateField HeaderText =FirstName> ItemTemplate > asp : Label ID =lblFirstName runat =server> # Highlight(Eval( FirstName ).ToString())%> asp : Label > ItemTemplate > asp : TemplateField > asp : TemplateField HeaderText =LastName> ItemTemplate > asp : Label ID =lblLastName runat =server> # Eval( LastName )%> asp : Label > ItemTemplate > asp : TemplateField > asp : TemplateField HeaderText =Location> ItemTemplate > asp : Label ID =lblLocation runat =server> # Eval( Location )%> asp : Label > ItemTemplate > asp : TemplateField > Columns > asp : GridView > ContentTemplate > Triggers > asp : AsyncPostBackTrigger ControlID =txtSearch EventName =TextChanged /> Triggers > asp : UpdatePanel > asp : Button ID =btn Text =save runat =server OnClick =btn_Click /> asp : Label ID =lb runat =server> asp : Label > div > form > body > cs public void searchtext() { datafill(); dv = new DataView (); dv = new DataView (dt); string SearchExpression = null ; if (txtSearch.Text==  ) { lb.Text = please enter keyword ; } else { lb.Visible = false ; if (! String .IsNullOrEmpty(txtSearch.Text)) { SearchExpression = string .Format( {0} '%{1}%'  grdSearch.SortExpression txtSearch.Text); } dv.RowFilter = FirstName like + SearchExpression; int i = dv.Count; grdSearch.DataSource = dv; grdSearch.DataBind(); } } public string Highlight( string InputTxt) { string Search_Str = txtSearch.Text.ToString(); // Setup the regular expression and add the Or operator. Regex RegExp = new Regex (Search_Str.Replace(     ).Trim() RegexOptions .IgnoreCase); // Highlight keywords by calling the //delegate each time a keyword is found. return RegExp.Replace(InputTxt new MatchEvaluator (ReplaceKeyWords)); // Set the RegExp to null. RegExp = null ; } public string ReplaceKeyWords( Match m) { return   + m.Value +   ; } protected void btn_Click( object sender EventArgs e) { searchtext(); }

Vijaya Kadiyala · Answer

Hi Check out the below link http://msdn.microsoft.com/en-us/library/aa479342.aspx Thanks -- Vijaya Kadiyala http://dotnetvj.blogspot.com

Pramod Kumar Nandagiri · Answer

U TRY WITH THIS CODE I GOT WITH THIS // /* IN CODE BIHIND */ using System.Text.RegularExpressions; public string getcompany( string s) { string strcolor=   ; string strsearch= na ; string strformat=strcolor+strsearch+   ; string strresult= Regex .Replace(sstrsearchstrformat RegexOptions .IgnoreCase); return (strresult); } /*SEE THE ITEMTEMPLATE FIELD IN THE SOURCE CODE */ html xmlns =http://www.w3.org/1999/xhtml> head runat =server> title > Untitled Page title > head > body > form id =form1 runat =server> div > asp : GridView ID =GridView1 runat =server AutoGenerateColumns =False DataKeyNames =CustomerID DataSourceID =SqlDataSource1> Columns > asp : BoundField DataField =CustomerID HeaderText =CustomerID ReadOnly =True SortExpression =CustomerID /> asp : TemplateField HeaderText =CompanyName> ItemTemplate > asp : Label ID =lb3 runat =server Text =' '> asp : Label > ItemTemplate > asp : TemplateField > Columns > asp : GridView > div > asp : SqlDataSource ID =SqlDataSource1 runat =server ConnectionString =  SelectCommand =SELECT [CustomerID] [CompanyName] FROM [Customers]> asp : SqlDataSource > br /> br /> br /> asp : TextBox ID =TextBox1 runat =server> asp : TextBox > form > body > html >