错误日志：TypeError: ejs:62
    60|                                     <% if(types && types.data && types.data.length != 0){ %>
    61|                                         <% types.data.forEach((item,index)=>{ %>
 >> 62|                                             <div data-index="<%= index %>" :class="<%= JSON.stringify(productDetail.data.productClassifyId) %> == <%= JSON.stringify(item.productClassifyId) %> ? 'proClass-first-outer-active' : ''" class="proClass-first-outer" @click="firstFn(<%= index %>)">
    63|                                                 <a class="proClass-first-name" target="_top" href="pros.html?productClassifyId=<%= item.productClassifyId %>&classifyName=<%= item.classifyName %>"><%= item.classifyName %></a>
    64|                                                 <% if(item.children && item.children.length != 0){ %>
    65|                                                     <p class="proClass-first-icon proClass-first-icon-active"> 

Cannot read properties of undefined (reading 'productClassifyId')