想做一个先按层级排序并可以多选的功能,首先倾向于用多层标签式的,直接选定加在文本域里, 查到这文,非常详细,如果大家需要做前面所说的功能,可以参考这个地址,http://mrthink.net/jquery-plugin-iselecttags/
但是,考虑到如果要做一个选项数不确定、可能非常多,用标签会容易视觉疲劳,同时要求随着选项数的变化,最小程度影响网页布局和效果,于是选择用层级的多选框,也就是设置电脑的那种常见效果。第二层选项可以折叠/展开到第一层下面,用bootstrap的 data-toggle="collapse" data-target="#demo1"
进行关联第二层折叠效果。
具体代码如下:
代码如下
<script>
//当第一层选项选定,则该选项下的第二层全部被选定
word">function
allSelect(check_v, checkname) {
word">var
v_item = document.getElementsByName(check_v);
var
items = document.getElementsByName(checkname);
for
(
var
i = 0; i < items.length; ++i) {
if
(v_item[0].checked) {
items[i].checked =
true
;
}
else
{
items[i].checked =
false
;
}
}
}
//当第二层选项全部被选定,则第一层被选定;若第二层选项至少有一个没被选定,则第一层不被选定
function
singleSelect2parent(check_v, checkname) {
var
v_item = document.getElementsByName(check_v);
var
items = document.getElementsByName(checkname);
var
childStatus =
true
;
for
(
var
i = 0; i < items.length; ++i) {
childStatus = (childStatus && items[i].checked);
}
if
(childStatus) {
v_item[0].checked =
true
;
}
else
{
v_item[0].checked =
false
;
}
}
//全选按钮,点击全选,则所有选项被选中
function
allChecked() {
var
inputItems = document.getElementsByClassName(
"checkbox2check"
);
for
(
var
i = 0; i < inputItems.length; i++) {
var
checkItems = document.getElementsByName(
"checkbox"
+ (i+1));
for
(
var
j = 0; j < checkItems.length; j++) {
checkItems[j].checked =
true
;
}
inputItems[i].checked =
true
;
}
}
</script>
ul li{
list-style:none;
}
"checkbox2check"
type=
"checkbox"
checked name=
"checkbox_v1"
value=
"version1"
onclick=
"allSelect('checkbox_v1', 'checkbox1')"
>"collapse"
data-target=
"#demo1"
>版本一"caret"
>
"demo1"
class=
"collapse in"
>
"checkbox"
checked name=
"checkbox1"
value=
"layer1"
onclick=
"singleSelect2parent('checkbox_v1', 'checkbox1')"
>v1.0.1
"checkbox"
checked name=
"checkbox1"
value=
"layer2"
onclick=
"singleSelect2parent('checkbox_v1', 'checkbox1')"
>V1.1.1
"checkbox"
checked name=
"checkbox1"
value=
"layer3"
onclick=
"singleSelect2parent('checkbox_v1', 'checkbox1')"
>V1.2.1
"checkbox"
checked name=
"checkbox1"
value=
"layer4"
onclick=
"singleSelect2parent('checkbox_v1', 'checkbox1')"
>V1.3.1
"checkbox2check"
type=
"checkbox"
checked name=
"checkbox_v2"
value=
"version2"
onclick=
"allSelect('checkbox_v2', 'checkbox2')"
>"collapse"
data-target=
"#demo2"
>版本二"caret"
>
"demo2"
class=
"collapse in"
>
"checkbox"
checked name=
"checkbox2"
value=
"layer5"
onclick=
"singleSelect2parent('checkbox_v2', 'checkbox2')"
>V2.0.1
"checkbox"
checked name=
"checkbox2"
value=
"layer6"
onclick=
"singleSelect2parent('checkbox_v2', 'checkbox2')"
>V2.1.1
"checkbox"
checked name=
"checkbox2"
value=
"layer7"
onclick=
"singleSelect2parent('checkbox_v2', 'checkbox2')"
>V2.2.1
"checkbox2check"
type=
"checkbox"
checked name=
"checkbox_v3"
value=
"version3"
onclick=
"allSelect('checkbox_v3', 'checkbox3')"
>"collapse"
data-target=
"#demo3"
>版本三"caret"
>
"demo3"
class=
"collapse in"
>
"checkbox"
checked name=
"checkbox3"
value=
"layer8"
onclick=
"singleSelect2parent('checkbox_v3', 'checkbox3')"
>V3.0.1
"checkbox"
checked name=
"checkbox3"
value=
"layer9"
onclick=
"singleSelect2parent('checkbox_v3', 'checkbox3')"
>V3.1.1
"checkbox"
checked name=
"checkbox3"
value=
"layer10"
onclick=
"singleSelect2parent('checkbox_v3', 'checkbox3')"
>V3.2.1
html onclick|html+javascript+bootstrap实现层级多选框全层全选和多选功能
http://m.bbyears.com/jiaocheng/129997.html
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