使用 JavaScript 在客户端调整图像大小的最佳且最快的方法是什么？
编辑：抱歉，我的意思是最好的方法display在客户端调整大小的图像..
Easy.
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Client-Side Image Resize (Why?!)</title>
<script type="text/javascript">
window.onload = function() {
var url = "http://www.google.com/intl/en_ALL/images/logo.gif";
var img = new Image();
img.onload = function() {
var w = parseInt((this.width + "").replace(/px/i, ""), 10);
var h = parseInt((this.height + "").replace(/px/i, ""), 10);
// 50% scale
w = (w / 2) + "px";
h = (h / 2) + "px";
var htmlImg = document.createElement("img");
htmlImg.setAttribute("src", url);
htmlImg.setAttribute("width", w);
htmlImg.style.width = w;
htmlImg.setAttribute("height", h);
htmlImg.style.height = h;
document.body.appendChild(htmlImg);
}
img.src = url;
}
</script>
</head>
<body>
<h1>Look, I'm Resized!</h1>
</body>
</html>
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