html選擇器[獲取兄弟（同級元素）]

1、html

<div class="col-md-5">
      <h4 class="m-t-md" id="dwzh"><strong>單位帳號</strong></h4>
     <p class="text-info">qqqqqqqqqqq1231</p>
</div>

2】js獲取p中賬號

                var dwzh_p_val = $('#dwzh').siblings()[0].innerText;
                var dwzh = '';
                if(dwzh_p_val){
                    dwzh = dwzh_p_val;
                }