Examples

• #pragma mark -
  #pragma mark Encode Chinese to ISO8859-1 in string
  

  -(NSString *)encode2UTF8Str:(NSString *)encodeStr {
  //  URL  	
  //    CFStringRef nonAlphaNumValidChars = CFSTR("![        DISCUZ_CODE_1        ]’()*+,-./:;=?@_~");  	
  //    NSString *preprocessedString = (__bridge NSString *)CFURLCreateStringByReplacingPercentEscapesUsingEncoding(kCFAllocatorDefault, (CFStringRef)encodeStr, CFSTR(""), kCFStringEncodingUTF8);  	
  //    NSString *newStr = (__bridge NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault,(CFStringRef)preprocessedString,NULL,nonAlphaNumValidChars,kCFStringEncodingUTF8);
  
  	CFString    
  	NSStringEncoding enc = CFStringConvertEncodingToNSStringEncoding(kCFStringEncodingGB_18030_2000);
  	NSString *newStr = [[NSString alloc] initWithBytes:(__bridge const void *)(encodeStr) length:[encodeStr length] encoding:enc];
  	return newStr;
  }
  

  #pragma mark -
  #pragma mark Encode Chinese to GB2312 in URL
  

  -(NSString *)encode2GB2312Str:(NSString *)encodeStr {
     		CFStringRef nonAlphaNumValidChars = CFSTR("![        DISCUZ_CODE_1        ]’()*+,-./:;=?@_~");
  	NSString *preprocessedString = (__bridge NSString *)CFURLCreateStringByReplacingPercentEscapesUsingEncoding(kCFAllocatorDefault, (CFStringRef)encodeStr, CFSTR(""), kCFStringEncodingGB_18030_2000);
  	NSString *newStr = (__bridge NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault,(CFStringRef)preprocessedString,NULL,nonAlphaNumValidChars,kCFStringEncodingGB_18030_2000);
  	return newStr;
  }
  

  Category: snippet

• 清除搜索框背景色

  //for iOS6
  for (UIView *subview in self.search.subviews) {
  	if ([subview isKindOfClass:NSClassFromString(@"UISearchBarBackground")]) {
      	[subview removeFromSuperview];
      	break;
     	 }  
  }
  

  //for iOS 7 
  if ([self.search respondsToSelector:@selector(barTintColor)]) {
  	[self.search setBarTintColor:[UIColor clearColor]];
  }
  

  Category: snippet