/*
Learn How to Program Using Any Web Browser
by Harold Davis
Apress CopyRight 2004
ISBN: 1590591135
*/
<HTML>
<HEAD>
<TITLE> Elements Array </TITLE>
</HEAD>
<BODY>
<SCRIPT>
function uClicked (theBox){
if (!theBox.checked)
alert ("You unchecked the box.");
else
alert ("You checked the box.");
}
function clearChecks(form){
for (var i = 0; i < 100; ++i) {
form.elements[i].checked = false;
}
}
function checkAll(form){
for (var i = 0; i < 100; ++i) {
form.elements[i].checked = true;
}
}
document.write("<form><CENTER>")
document.write("<font size=6 face='Courier'>");
for (var i = 0; i < 10; ++i) {
document.write(i);
}
document.write("</font><br>");
for (var i = 0; i < 10; ++i) {
document.write("<font size=6 face='Courier'>"); document.write(i);
document.write("</font>");
for (var j = 0; j < 10; ++j) {
document.write('<INPUT TYPE="checkbox" ');
document.write('onClick="uClicked(this)">');
}
document.write("<BR>");
}
document.write("<BR>");
document.write("<HR SIZE=1 WIDTH=40%>");
document.write('<INPUT TYPE="button" VALUE="Check All" ');
document.write('onClick="checkAll(this.form)">')
document.write('<INPUT TYPE="button" VALUE="Clear Checks" ');
document.write('onClick="clearChecks(this.form)">')
document.write("</center></FORM>")
</SCRIPT>
</BODY>
</HTML>
|
