动态生成 iframe；销毁 iframe,释放内存

动态生成 iframe function createIframe(){ var iframe = document.createElement(“iframe”); iframe.style.width = ‘100%’; iframe.style.height = ‘100%’; iframe.style.margin = ‘0’; iframe.style.padding = ‘0’; iframe.style.overflow = ‘hidden’; iframe.style.border = ‘none’; iframe.id = “iframe”; iframe.src = “https://…”; document.getElementById(“idName”).appendChild(iframe); return iframe; }

销毁 iframe function destroyIframe(){ var thisNode = document.getElementById(“iframeName”); thisNode.src = ‘about:blank’; document.getElementById(“idName”).removeChild(thisNode); }