[HTML] 纯文本查看 复制代码
<form>
<label for="apple">苹果</label>
<input type="checkbox" name="apple">
<label for="banana">香蕉</label>
<input type="checkbox" name="banana">
<label for="orange">橘子</label>
<input type="checkbox" name="orange">
<input type="button" value="全选">
<input type="button" value="全不选">
<input type="button" value="反转">
</form>
[JavaScript] 纯文本查看 复制代码
// 全选
function allPick() {
$("[type=checkbox]:checkbox").each(function() {
this.checked = true;
})
}
// 全不选
function unAllPick() {
$("[type=checkbox]:checkbox").each(function() {
this.checked = false;
})
}
// 反转
function inverserPick() {
$("[type=checkbox]:checkbox").each(function() {
this.checked = !this.checked;
})
}