项目中:
var el = ifm_container.querySelector('iframe');
// 清除iframe内存空间 function clearIframe(el){ var _iframe = el.contentWindow; if(el){ el.src = 'about:blank'; try{ _iframe.document.write(''); _iframe.document.clear(); }catch(e){ console.log(e) } ifm_container.removeChild(el); } }