Show number of inputing charecter in textbox.

use this script                                 
<script language="JavaScript">
                                        function textCounter(field, cntfield, maxlimit) {
                                            if (field.value.length > maxlimit) // if too long...trim it!
                                                field.value = field.value.substring(0, maxlimit);
                                            else
                                                cntfield.value = maxlimit - field.value.length;
                                        }
                                     
                                    </script>

and call like this...
 onkeyup="textCounter(this,id of textbox where you want to show,250)"
 onkeydown="textCounter(this,id of textbox where you want to show,250)"

Comments

Post a Comment

Popular posts from this blog

HOW TO Use the NumericUpDown Control

HOW TO Use the NumericUpDown Control  Great help taken from  http://www.asp.net/ajaxlibrary/HOW%20TO%20Use%20the%20NumericUpDown%20Control.ashx NumericUpDown Demonstration NumericUpDown Description NumericUpDown is an ASP.NET AJAX extender that can be attached to an ASP.NET TextBox control to add "up" and "down" buttons that increment and decrement the value in the TextBox. The increment and decrement can be simple +1/-1 arithmetic, they can cycle through a provided list of values (like the months of the year), or they can call a Web Service to determine the next value. Page authors can also provide custom images to be used instead of the default up/down button graphics. Video - How Do I: Use the ASP.NET AJAX NumericUpDown Control? NumericUpDown Client Code Sample view plain copy to clipboard print ? < script   runat = "server" >        [System.Web.Services.W...
Read more

How to show help text in page on mouse move

Add this code in aspx.page ------------------------------------------  <a href="#" style="cursor: pointer;" onmousemove="ShowPicture('ChannelsHelpImageStyle1',1)"                                             onmouseout="ShowPicture('ChannelsHelpImageStyle1',0)">                                             <asp:Image ID="proofimg" runat="server" ImageUrl="~/App_Themes/IT/Photo/LanguageSkills_03.png" />                         ...
Read more

Get control name in Page_Load event after post back by any control

Add script -------------------- function __doPostBack(eventTarget, eventArgument)  { if  (!theForm.onsubmit || (theForm.onsubmit() ! =   false )) { theForm.__EVENTTARGET.value  =  eventTarget; theForm.__EVENTARGUMENT.value  =  eventArgument; theForm.submit();  }  } ---------------------- <input type= "hidden"  name= "__EVENTTARGET"  id= "__EVENTTARGET"  value= ""  /> <input type= "hidden"  name= "__EVENTARGUMENT"  id= "__EVENTARGUMENT"  value= ""  /> <select name="DropDownList1" onchange="javascript:setTimeout('__doPostBack(\'DropDownList1\',\'\')', 0)" id="DropDownList1">             <option value="1">abc</option>             <option value="2">xyz</option> </select> --------------------- private string getPostBackControlName() ...
Read more