Displaying keyCode Property Values : Key Event « Event « JavaScript DHTML






  1. JavaScript DHTML
  2. Event
  3. Key Event

Displaying keyCode Property Values

 
<HTML>
<HEAD>
<TITLE>keyCode Property</TITLE>

<STYLE TYPE="text/css">
TD {text-align:center}
</STYLE>
<SCRIPT LANGUAGE="JavaScript">
function showCode(which) {
    document.forms[0].elements[which].value = event.keyCode
}
function clearEm() {
    for (var i = 1; i < document.forms[0].elements.length; i++) {
        document.forms[0].elements[i].value = ""    
    }
}
</SCRIPT>
</HEAD>
<BODY>
<H1>keyCode Property</H1>
<HR>
<P></P>
<FORM>
<P>
<TEXTAREA NAME="scratchpad" COLS="40" ROWS="5" WRAP="hard"
onKeyDown="clearEm(); 
showCode('down')" 
onKeyUp="showCode('up')"
onKeyPress="showCode('press')"></TEXTAREA>
</P>
<TABLE CELLPADDING="5">
<TR><TH>Event</TH><TH>event.keyCode</TH></TR>
<TR><TD>onKeyDown:</TD><TD><INPUT TYPE="text" NAME="down" SIZE="3"></TD></TR>
<TR><TD>onKeyPress:</TD><TD><INPUT TYPE="text" NAME="press" SIZE="3"></TD></TR>
<TR><TD>onKeyUp:</TD><TD><INPUT TYPE="text" NAME="up" SIZE="3"></TD></TR>
</TABLE>
</FORM>
</BODY>
</HTML>








Related examples in the same category

1.'ctrlLeft' Example
2.'ctrlKey' Example
3.'shiftKey' Example
4.'shiftLeft' Example
5.'keyCode' Example
6.Catches and manages the keyboard's events
7.Key and Character Codes vs. Event Types
8.Shift key pressed?
9.Unicode of the key pressed
10.Keyboard Event Handler Laboratory
11.Displaying charCode and keyCode Property Values
12.Checking Events for Modifier Keys
13. Checking Events for Key and Mouse Button Pressed
14.Handle arrow key, control, alt
15.Get key code in key down event (IE)
16.Press F1 to trigger the help event