About the JS PHP tutorial process checkbox checked and take the value of learning notes
-->
<!doctype HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/ Xhtml1-transitional.dtd ">
<meta http-equiv= "Content-type" content= "text/html; charset=gb2312 "/>
<title>js checkbox checked</title><body>
<input name= "checked[]" type= checkbox "value=" "/>"
<input name= "checked[]" type= checkbox "value=" "/>"
<input name= "checked[]" type= checkbox "value=" "/>"
<script>
function getchecked ()
{
var obj = Document.getelementsbyname ("checked[]");//This takes checked[]
var L = obj.length;
for (s=0;s<l;s++)
{
alert (obj[s].value);//This checked value will be output by itself.
if (obj.checked)
{
Alert (' This is checked by the Oh ' +obj.value ');
}
}
}
</script>
What if you want to use PHP to get the value of a checkbox, you can use the $_post[' checked[] variable name in PHP, the output is an array, we just have to deal with the array.
</body>
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