使用CANVAS将网页以图片的格式存到服务器端

[{"title":"（19个子文件163KB）使用CANVAS将网页以图片的格式存到服务器端","children":[{"title":"WebSite11","children":[{"title":"jquery.min.js <span style='color:#111;'>91.44KB</span>","children":null,"spread":false},{"title":"Default.aspx <span style='color:#111;'>2.03KB</span>","children":null,"spread":false},{"title":"Default2.aspx.cs <span style='color:#111;'>453B</span>","children":null,"spread":false},{"title":"Default3.aspx <span style='color:#111;'>662B</span>","children":null,"spread":false},{"title":"CanvasSave.aspx <span style='color:#111;'>448B</span>","children":null,"spread":false},{"title":"images","children":[{"title":"output","children":[{"title":"123.png <span style='color:#111;'>24.97KB</span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"html5.js <span style='color:#111;'>2.37KB</span>","children":null,"spread":false},{"title":"HTMLPage.htm <span style='color:#111;'>1.66KB</span>","children":null,"spread":false},{"title":"excanvas.js <span style='color:#111;'>26.41KB</span>","children":null,"spread":false},{"title":"Default3.aspx.cs <span style='color:#111;'>453B</span>","children":null,"spread":false},{"title":"App_Data","children":null,"spread":false},{"title":"RotateCanvas.aspx <span style='color:#111;'>452B</span>","children":null,"spread":false},{"title":"RotateCanvas.aspx.cs <span style='color:#111;'>1020B</span>","children":null,"spread":false},{"title":"html2canvas.js <span style='color:#111;'>111.46KB</span>","children":null,"spread":false},{"title":"jquery-1.9.1.js <span style='color:#111;'>262.09KB</span>","children":null,"spread":false},{"title":"CanvasSave.aspx.cs <span style='color:#111;'>985B</span>","children":null,"spread":false},{"title":"web.config <span style='color:#111;'>7.88KB</span>","children":null,"spread":false},{"title":"knockout-3.0.0.js <span style='color:#111;'>45.05KB</span>","children":null,"spread":false},{"title":"Default2.aspx <span style='color:#111;'>1.17KB</span>","children":null,"spread":false},{"title":"Default.aspx.cs <span style='color:#111;'>557B</span>","children":null,"spread":false}],"spread":false}],"spread":true}]