<SCRIPT>
<!--
function CheckAll(form) {
var allChecked = false;
if(form.qb.value == "选中") {
allChecked = true;
form.qb.value = "不选";
}else
form.qb.value = "选中";
for (var i=0;i<form.elements.length;i++)
form.elements[i].checked = allChecked;
}
-->
</SCRIPT>
<form>
<input type=checkbox><br>
<input type=checkbox><br>
<input type=checkbox><br>
<input type=checkbox><br>
<input type=checkbox><br>
<input type=checkbox><br>
<input name="qb" type="button" id="qb" onClick="CheckAll(this.form)"value="选中">
</form>
<!--
function CheckAll(form) {
var allChecked = false;
if(form.qb.value == "选中") {
allChecked = true;
form.qb.value = "不选";
}else
form.qb.value = "选中";
for (var i=0;i<form.elements.length;i++)
form.elements[i].checked = allChecked;
}
-->
</SCRIPT>
<form>
<input type=checkbox><br>
<input type=checkbox><br>
<input type=checkbox><br>
<input type=checkbox><br>
<input type=checkbox><br>
<input type=checkbox><br>
<input name="qb" type="button" id="qb" onClick="CheckAll(this.form)"value="选中">
</form>
解决方案 »
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