<html>
....
<div class="layui-input-block">
<select name="productId" lay-verify="required" lay-search id="productSelect" lay-filter="productSelectChange">
<option value="-1">請選擇産品</option>
<option value="-2">其他的option我在js中動态渲染</option>
</select>
</div>
....
<script>
layui.use(....
form.on('select(productSelectChange)', function(data){
//擷取值
var val=data.value;
//擷取選項文本
var name=data.elem[data.elem.selectedIndex].text;
console.info(val);
console.info(name);
});
});
....
</html>
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