将文档目录图像加载到网页视图
答
NSArray *paths=NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask, YES);
NSString *documentsDirectory = [paths objectAtIndex:0];
NSString *imagePath = [documentsDirectory stringByAppendingPathComponent:
[NSString stringWithFormat: @"/imageName.png"]];
[myWebView loadHTMLString:[NSString stringWithFormat:@"<html><body><img src=\"file://%@\"></body></html>",imagePath] baseURL:nil];