Check/Uncheck All HTML Checkbox Tags Using JavaScript On Click

If we have a series or a group of check boxes then we can provide one button to check all the checkboxes at one go and another button to uncheck all the checked buttons by using client side JavaScript. This way the user in a single attempt can check or uncheck all the buttons. Note that this is a client side JavaScript feature so JavaScript execution is to be enabled in the client browser.

There are many snippet available online or on many others Blog and website but every one is not able to optimize your blog or website so your need some optimized code snippet. So now checkout out code snippet for your blog and website that will give you all features for your desired code. Now grab the ready to use code and paste it where you want.

Features:

1.) Pure JavaScript Added.
2.) No JQuery File.
3.) Simple HTML-CSS Added.
4.) Simple And Fast Loading Code.
5.) Can Work With Any Browser.

How To Add In A WebPage?

1.) Just Go To Your “Web Page File”.
2.) Now “Copy” The Below Codes And “Paste” It To There Positions.
3.) “Save” It, Now You Are Done.

JavaScript:

<SCRIPT LANGUAGE="JavaScript">
<!-- Begin
var checkflag = "false";
function check(field) {
if (checkflag == "false") {
for (i = 0; i < field.length; i++) {
field[i].checked = true;}
checkflag = "true";
return "Uncheck All"; }
else {
for (i = 0; i < field.length; i++) {
field[i].checked = false; }
checkflag = "false";
return "Check All"; }
}
// End -->
</script>

HTML:

<center>
<form name="myform" action="" method="post">
<b>Your Favorite Scripts & Languages</b><br>
<input type="checkbox" name="list" value="1">Java<br>
<input type="checkbox" name="list" value="2">JavaScript<br>
<input type="checkbox" name="list" value="3">ASP<br>
<br> 
<input type=button value="Check All" onClick="this.value=check(this.form.list)"> 
</form>
</center>

Customization:

1.) Edit Your HTML-CSS-JAVASCRIPT As Per Your Requirements. Rest Is Ok For General Us. If You Are Pro, Then You Can Do Any Thing.

Last Words:

That’s all we have. If you have any problem with this code in your template then feel free to contact us with full explanation of your problem. We will reply you as time allow to us. Don’t forget to share this with your friends so they can also take benefit from it and leave