Implementation code for jquery operation input Type=checkbox

Implementation code for jquery operation input Type=checkbox

jquery operation input Type=checkbox implementation code, the need for friends can refer to, this side of the script home recommend you look at our previous published articles

Copy CodeThe code is as follows:
<input type= "checkbox";:
The 2012 European Cup "death group" team is:<br>
<input type= "checkbox" Name= "Nation" value= "Germany" > Germany
<input type= "checkbox" Name= "Nation" value= "Denmark" > Denmark
<input type= "checkbox" Name= "Nation" value= "Holland" > Netherlands
<input type= "checkbox" Name= "Nation" value= "Portugal" > Portugal

1, the first and second team to qualify, so to limit only two items to be selected.

Copy CodeThe code is as follows:
var len = $ ("Input[name= ' Nation ']:checked"). Length;
if (len==0) {
Alert ("Please select the national team!") ");
return false;
}else if (len<2) {
Alert ("Please select two national teams!") ");
return false;
}else if (len>2) {
Alert ("Only choose two national teams!") ");
return false;
}else {
return true;
}

2. Traverse the selected national team.

Copy CodeThe code is as follows:
$ ("Input[name= ' Nation ']:checked"). each (function () {
Alert ("Selected national team:" +$ (This). Val ());
});

3. Cancel all selected national teams.

Copy CodeThe code is as follows: $ ("Input[name= ' Nation ']:checked"). attr ("checked", false);

4, the designated two national teams selected.

Copy CodeThe code is as follows:
$ ("Input[name= ' Nation '][value= ' Germany ']"). attr ("Checked", true);
$ ("Input[name= ' Nation '][value= ' Holland ']"). attr ("Checked", true);

5. Prohibit the selection of national team.

Copy CodeThe code is as follows: $ ("Input[name= ' Nation ')"). attr ("Disabled", true);

6. Allow the selection of national teams.

Copy CodeThe code is as follows: $ ("Input[name= ' Nation ')"). attr ("disabled", false);

7. Select the national team with an even or odd index (the index is starting from 0).

Copy CodeThe code is as follows:

Select the national team with an even number of indexes
$ ("Input[name= ' Nation ']:even"). attr ("Checked", true);
Select the national team with the odd index
$ ("Input[name= ' Nation ']:odd"). attr ("Checked", true);

Implementation code for jquery operation input Type=checkbox