Dynamic HTML Construction Kit/Dynamic HTML Construction Kit.iso/source_code/dhtmlunl/dhtml.exe/CD Content/Chap17/dun17_9.txt

Text File | 1997-12-18 | 198 b | 10 lines

function inputNumbers(event)
{
  // The ASCII value for '0' is 48 and for
  // '9' is 57.
  if (event.which >= 48 && event.which <= 57)
    return true;
  else
    return false;
}