Select and delete all the selected items, click the Select All, click on the two to cancel the full selection

<th class= "Wp7_5" ><input type= "checkbox" id= "Checkallid" onclick= "Checkall (this);" class= "VM/> Select all </ Th>

<div>

<td><input type= "checkbox" Th:name= "${#strings. Concat (' listbean['). Concat (Status.index). Concat (']. Checkarray ')} "onclick=" Check (); " /></td>

<input type= "checkbox" Th:name= "${#strings. Concat (' listbean['). Concat (Status.index). Concat ('].checkarray ')}" onclick= "Check ();" />1</td>

<input type= "checkbox" Th:name= "${#strings. Concat (' listbean['). Concat (Status.index). Concat ('].checkarray ')}" onclick= "Check ();" />2</td>

<input type= "checkbox" Th:name= "${#strings. Concat (' listbean['). Concat (Status.index). Concat ('].checkarray ')}" onclick= "Check ();" />3</td>

<input type= "checkbox" Th:name= "${#strings. Concat (' listbean['). Concat (Status.index). Concat ('].checkarray ')}" onclick= "Check ();" />4</td>

<input type= "checkbox" Th:name= "${#strings. Concat (' listbean['). Concat (Status.index). Concat ('].checkarray ')}" onclick= "Check ();" />5</td></div>

Javascript

function Checkall (obj) {

var el = document.getelementsbytagname (' input ');

if (obj.checked = = True) {

for (var key in El) {

if (el[key].type = = ' checkbox ') {

el[key].checked = true;

}

}

} else {

for (var key in El) {

if (el[key].type = = ' checkbox ') {

el[key].checked = false;

}

}

}

}

function Check () {

var el = document.getelementsbytagname (' input ');

var allcheckflag = true;

for (var key in El) {

if (el[key].type = = ' checkbox ') {

if (el[key].id! = "Checkallid") {

if (el[key].checked = = False) {

Allcheckflag = false;

}

}

}

}

}

</script>

Select and delete all the selected items, click the Select All, click on the two to cancel the full selection