废话不多说了,直接给大家贴js代码了,具体代码如下所示:
<!DOCTYPE HTML PUBLIC -//W3C//DTD HTML 4.01//EN http://www.w3.org/TR/html4/strict.dtd>
<html>
<head>
<meta http-equiv=Content-Type content=text/html; charset=utf-8>
<title>js_canvas_download</title>
<script type='text/javascript' src='http://cdn.staticfile.org/j