- (NSString *)stringByAddingPercentEscapesUsingEncoding:(NSStringEncoding)encoding
- (NSString *)stringByReplacingPercentEscapesUsingEncoding:(NSStringEncoding)encoding
只要傳入相應的編碼即可以進行編碼和解碼了,不過此方法是對整個Url進行編碼的所以如果有Query String中帶有&?/等是不會進行編碼轉換的,如果有這方面的需要的朋友可以參照下面提供的網址,找到解決方法:http://www.cocoachina.com/bbs/read.php?tid-2469.html
示例:
- NSString* string1 = @"https://www.cloudsafe.com/文件夾";
- NSString* string2 = [string1 stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
- NSString* string3 = [string2 stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
- NSString* string4 = [string2 stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
- NSString* string5 = [string3 stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
- NSString* string6 = [string4 stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
- NSString* string7 = [string5 stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
- 輸出結果: string5 & 6 重複編碼encode
- string1:https://www.cloudsafe.com/文件夾
- string2:https://www.cloudsafe.com/%E6%96%87%E4%BB%B6%E5%A4%B9
- string3:https://www.cloudsafe.com/%25E6%2596%2587%25E4%25BB%25B6%25E5%25A4%25B9
- string4:https://www.cloudsafe.com/文件夾
- string5:https://www.cloudsafe.com/%E6%96%87%E4%BB%B6%E5%A4%B9
- string6:https://www.cloudsafe.com/文件夾
- string7:https://www.cloudsafe.com/文件夾