1._
UIWebview 拦截URL的时候：_NSCFString containsString:]: unrecognized selector sent to instance 的解决方案
NSString *urlString = [[request URL] absoluteString];
NSRange range = [urlString rangeOfString:@"mark"];
if(range.length > 0)
{
//处理逻辑
}
原文：http://www.cnblogs.com/guozhenyp/p/4454832.html