//要求url是可以直接在地址栏打开的pdf地址//url = 'https://push-repair.zuihuibao.cn/ACHC00DE0421FP00359D.pdf?e=1629447429&token=vuxdWg0Cy8FEDKDawxk2AJ2Mq9guC8xVHBddeMpk:vLCjXt5DOOUAevOJlURN5epC1Cs='dlBkddPdf (url) {var a = document.createElement("a")a.setAttribute("href", url)a.setAttribute("target", "_blank")a.setAttribute("id", "openwin")document.body.appendChild(a)//if(!document.getElementById(id)) document.body.appendChild(a);a.click()},