Reading the canHaveChildren Property
/*
JavaScript Bible, Fourth Edition
by Danny Goodman
John Wiley & Sons CopyRight 2001
*/
<HTML>
<HEAD>
<TITLE>canHaveChildren Property</TITLE>
<SCRIPT LANGUAGE="JavaScript">
function colorAll() {
for (var i = 0; i < document.all.length; i++) {
document.all[i].style.color = "red"
}
}
function colorChildBearing() {
for (var i = 0; i < document.all.length; i++) {
if (document.all[i].canHaveChildren) {
document.all[i].style.color = "red"
}
}
}
</SCRIPT>
</HEAD>
<BODY>
<H1>canHaveChildren Property Lab</H1>
<HR>
<FORM NAME="input">
<INPUT TYPE="button" VALUE="Color All Elements" onClick="colorAll()">
<BR>
<INPUT TYPE="button" VALUE="Reset" onClick="history.go(0)">
<BR>
<INPUT TYPE="button" VALUE="Color Only Elements That Can Have Children" onClick="colorChildBearing()">
</FORM>
<BR>
<HR>
<FORM NAME="output">
<INPUT TYPE="checkbox" CHECKED>Your basic checkbox
<P></P>
<INPUT TYPE="text" NAME="access2" VALUE="Some textbox text.">
<P></P>
</FORM>
<TABLE ID="myTable" CELLPADDING="10" BORDER=2>
<TR>
<TH>Quantity<TH>Description<TH>Price
</TR>
<TBODY>
<TR>
<TD WIDTH=100>4<TD>Primary Widget<TD>$14.96
</TR>
<TR>
<TD>10<TD>Secondary Widget<TD>$114.96
</TR>
</TBODY>
</TABLE>
</BODY>
</HTML>