我的表单是写在tab切换页中的，这和一般写在最外层的表单不一样，当你点提交按钮时，返回的是一个数组，你有3个tab,就有3个数组，你需要通过下标拿到你表单所在的tab对应的数组

 

    <view class="form-box">
            <uni-forms
              ref="baseForm"
              :modelValue="baseFormData"
              :rules="rules"
              validate-trigger="blur"
            >
              <uni-forms-item required label="合同编号" name="hetongbianhao">
                <uni-easyinput
                  v-model="baseFormData.hetongbianhao"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
              <uni-forms-item :required="true" label="签订时间" name="qiandingshijian">
                <uni-easyinput
                  v-model="baseFormData.qiandingshijian"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
              <uni-forms-item :required="true" label="合同开始时间" name="hetongkaishishijian">
                <uni-easyinput
                  v-model="baseFormData.hetongkaishishijian"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
              <uni-forms-item :required="true" label="合同结束时间" name="hetongjieshushijian">
                <uni-easyinput
                  v-model="baseFormData.hetongjieshushijian"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
              <uni-forms-item :required="true" label="甲方姓名" name="jiafangxingming">
                <uni-easyinput
                  v-model="baseFormData.jiafangxingming"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
              <uni-forms-item :required="true" label="甲方联系电话" name="jiafanglianxidianhua">
                <uni-easyinput
                  v-model="baseFormData.jiafanglianxidianhua"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
              <uni-forms-item :required="true" label="甲方联系地址" name="jiafanglianxidizhi">
                <uni-easyinput
                  v-model="baseFormData.jiafanglianxidizhi"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
              <uni-forms-item :required="true" label="乙方姓名" name="yifangxingming">
                <uni-easyinput
                  v-model="baseFormData.yifangxingming"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
              <uni-forms-item :required="true" label="乙方联系电话" name="yifanglianxidianhua">
                <uni-easyinput
                  v-model="baseFormData.yifanglianxidianhua"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
              <uni-forms-item :required="true" label="乙方联系地址" name="yifanglianxidizhi">
                <uni-easyinput
                  v-model="baseFormData.yifanglianxidizhi"
                  placeholder="请输入合同编号"
                ></uni-easyinput>
              </uni-forms-item>
            </uni-forms>
          </view>