JSFiddle - React, Tailwind, and code Playground
by vol7ron
HTML
<input type="checkbox" name="pageCheck" value="yes" onclick="checkPage(this)"><b>Check Page</b>
<table border="1" name ="table">
<tr>
<td name ="list00">
<form name ="list00">
<input type="checkbox" name="Check_ctr" value="yes" onClick="checkAll(document.list00.link, this)"><b>Check All</b><dd>
<input type="checkbox" name="link" value="something.com">something.com<dd>
<input type="checkbox" name="link" value="something.com">something.com<dd>
</form>
</td>
<td><form name ="list01">
<input type="checkbox" name="Check_ctr" value="yes" onClick="checkAll(document.list01.link, this)"><b>Check All</b><dd>
<input type="checkbox" name="link" value="something.com">something.com<dd>
<input type="checkbox" name="link" value="something.com">something.com<dd>
</form></td>
</tr>
<tr>
<td><form name ="list10">
<input type="checkbox" name="Check_ctr" value="yes" onClick="checkAll(document.list10.link, this)"><b>Check All</b><dd>
<input type="checkbox" name="link" value="something.com">something.com<dd>
<input type="checkbox" name="link" value="something.com">something.com<dd>
</form></td>
<td><form name ="list11">
<input type="checkbox" name="Check_ctr" value="yes" onClick="checkAll(document.list11.link, this)"><b>Check All</b><dd>
<input type="checkbox" name="link" value="something.com">something.com<dd>
<input type="checkbox" name="link" value="something.com">something.com<dd>
</form></td>
</tr>
</table>
JavaScript
function checkAll(checkname, bx) {
for (i = checkname.length; i--; )
checkname[i].checked = bx.checked;
}
function checkPage(bx){
for (var tbls = document.getElementsByTagName("table"),i=tbls.length; i--; )
for (var bxs=tbls[i].getElementsByTagName("input"),j=bxs.length; j--; )
if (bxs[j].type=="checkbox")
bxs[j].checked = bx.checked;
}