A index.php
<! DOCTYPE html>
<script language= "JavaScript" src= "Jquery.js" ></script>
<title></title>
<body>
1<input type= "checkbox" name= "Dept" >
1<input type= "checkbox" name= "Dept" >
1<input type= "checkbox" name= "Dept" >
1<input type= "checkbox" name= "Dept" >
1<input type= "checkbox" name= "Dept" >
1<input type= "checkbox" name= "Dept" >
1<input type= "checkbox" name= "Dept" >
<input type= "button" Name= "Button1" value= "Select All" onclick= ' choose ("opt") ' >
<input type= "button" Name= "Button1" value= "Reverse selection" onclick= ' Choose ("fopt") ' >
</body>
Two
Jquery.js Code
function Choose (Dept)
{
Store=document.getelementsbyname ("dept");
if (dept== "opt")
{
for (i=0;i<store.length;i++)
{
Store[i].checked=true;
}
}
else if (dept== "fopt")
{
for (i=0;i<store.length;i++)
{
store[i].checked =!store[i].checked;
}
}
}
check box selection and inverse selection
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