增加字数限制

src/views/invoice/Invoicing.vue

@@ -64,7 +64,7 @@
           placeholder="请输入银行账号" v-if="showModule.bankCode" type="textarea" rows="1" autosize></van-field> 
 
 
-        <van-field v-model.trim="infoMap.desc" label="开票备注"  @focus="infoCheckMap.desc = ''" :required="requireds.desc"  :errorMessage="infoCheckMap.desc" placeholder="请输入开票备注" v-if="showModule.desc" type="textarea" rows="1" autosize></van-field> 
+        <van-field v-model.trim="infoMap.desc" label="开票备注"  @focus="infoCheckMap.desc = ''" :required="requireds.desc"  :errorMessage="infoCheckMap.desc" placeholder="请输入开票备注" v-if="showModule.desc" maxlength="300" type="textarea" rows="1" autosize></van-field> 
       </div>
       <div class="j-content">
         <van-field v-model.trim="infoMap.name" label="收件人"  @focus="infoCheckMap.name = ''"