Intersoft WebGrid Documentation
How-to: Validate input (number only) in a cell using OnEditKeyDown
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This walkthrough will show you how to use OnEditKeyDown client side event.

In this topic, you will learn the basic thing on how to validate input (number only) in a cell using OnEditKeyDown.

To validate input (number only) in a cell using OnEditKeyDown

  1. Select WebGrid's instance and press F4.
  2. In Layout Settings, select ClientSideEvents, then set OnEditKeyDown to WebGrid1_OnEditKeyDown.
  3. Write the following function in OnEditKeyDown client side event:

    JavaScript Copy ImageCopy Code 
    function WebGrid1_OnEditKeyDown(controlId)
{
  var WebGrid1 = ISGetObject(controlId); 
  var key = event.keyCode;
  if(key < 96 || key > 105)
  {
   return false;
  }
  else
  {
   return true;
  }
}

  4. Run the project.

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