JavaScript 在新窗口中打开外部链接

Posted 2021-05-20

function handleExternalLinks() { // function makes sure that external links open in new window
	var hostName = window.location.hostname;
	var links = document.getElementsByTagName("a");
	for(var i = 0; i < links.length; i++) {
		if(links[i].href.indexOf(hostName) == -1) {
			var curTitle = (links[i].getAttribute("title")) ? links[i].getAttribute("title") + " - ": "";
			links[i].setAttribute("target", "_blank");
			links[i].setAttribute("title",  curTitle + "opens in new window");
		}
	}
}

handleExternalLinks(); // Call the function