更改HTML字符在Xcode

Question

獲得一個網址是這樣的：

的http％3A％2F％2Fwww.environmental-expert.com％2FresultEachPressRelease.aspx％3Fcid％3D23745％26codi％3D234441％26lr％3D1

我該如何替換字符（如％3D等）以使用iphone sdk獲取正常的URL？

在此先感謝！

Answer 1

嘗試：

NSString *myEscapedUrl = @"http%3A%2F%2Fwww.environmental-expert.com%2FresultEachPressRelease.aspx%3Fcid%3D23745%26codi%3D234441%26lr%3D1"; 

NSLog(@"my unescaped url: %@", [myEscapedUrl stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]);