https://element.eleme.cn/#/zh-cn/component/form 找到动态增减表单项这一项 核心如下 <el-form :model="dynamicvalidateform" ref="dynamicvalidateform" label-width="100px" class="demo-dynamic"> <el-form-item prop="email" label="邮箱" :rules="[ { required: true, message: '请输入邮箱地址', trigger: 'blur' }, { type: 'email', message: '请输入正确的邮箱地址', trigger: ['blur', 'change'] } ]" > <el-input v-model="dynamicvalidateform.email"></el-input> </el-form-item> <el-form-item v-for="(domain, index) in dynamicvalidateform.domains" :label="'域名' + index" :key="domain.key" :prop="'domains.' + index + '.value'" :rules="{ required: true, message: '域名不能为空', trigger: 'blur' }" > <el-input v-model="domain.value"></el-input><el-button @click.prevent="removedomain(domain)">删除</el-button> </el-form-item> <el-form-item> <el-button type="primary" @click="submitform('dynamicvalidateform')">提交</el-button> <el-button @click="adddomain">新增域名</el-button> <el-button @click="resetform('dynamicvalidateform')">重置</el-button> </el-form-item> </el-form>
form: { usercode: '', bonus:[] }
https://cn.vuejs.org/v2/guide/components-custom-events.html#%e5%b0%86%e5%8e%9f%e7%94%9f%e4%ba%8b%e4%bb%b6%e7%bb%91%e5%ae%9a%e5%88%b0%e7%bb%84%e4%bb%b6 用 v-on 的 .native 修饰符
https://www.cnblogs.com/smiler/p/8708815.html
response.setheader("access-control-expose-headers", "content-disposition");
这行/** * filter 接口的自定义实现 */ @component @webfilter(urlpatterns = "/**", filtername = "corsfilter") public class corsfilter implements filter { @override public void init(filterconfig filterconfig) throws servletexception { } @override public void dofilter(servletrequest req, servletresponse res, filterchain chain) throws ioexception, servletexception { httpservletresponse response = (httpservletresponse) res; response.setheader("access-control-allow-origin", "*"); // or * response.setheader("access-control-allow-methods", "get, post, put, delete, options, head"); response.setheader("access-control-max-age", "3600"); response.setheader("access-control-allow-headers", "x-requested-with,x-token,x-token, content-type, " + "museragent, " + "mtoken, " + "uid"); // or * response.setheader("access-control-expose-headers", "content-disposition"); httpservletrequest request = (httpservletrequest) req; if(request.getmethod().equals("options")) { response.setstatus(httpservletresponse.sc_ok); }else{ chain.dofilter(req, res); } } @override public void destroy() { } }
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