Benefits of NSAttributedString after iOS6

Benefits of NSAttributedString after iOS6

@ NSMutableAttributedString must be imported before iOS6: CoreText. framework, but it is not required after iOS6.

-(Void) testOfNSMutableAttributedStringAndNSAttributedString {/***-(void) addAttribute :( NSString *) name value :( id) value range :( nsange) range; * main method: * name attribute name * value corresponding to the effect * range mapped to the range effect */# pragma mark test data 0 NSString * testString = @ "NSMutableAttributed --- 0 "; UILabel * testLabel = [[UILabel alloc] initWithFrame: CGRectMake (60,100,200, 40)]; NSMutableAttributedString * testAttriString = [[NSMutableAttributedString alloc] initWithString: testString]; // Add a strikethrough [testAttriString addattriename: NSStrikethroughStyleAttributeName value: [NSNumber numberWithInt: NSUnderlineStyleSingle] range: NSMakeRange (0, testAttriString. length)]; // Add the underline [testAttriString addAttribute: NSUnderlineStyleAttributeName value: [NSNumber numberWithInt: NSUnderlineStyleSingle] range: NSMakeRange (0, testAttriString. length)]; // set the text font and size [testAttriString addAttribute: NSFontAttributeName value: [UIFont fontWithName: @ "Helvetica-Bold" size: 15] range: NSMakeRange (0, testAttriString. length)]; // set the stroke width [testAttriString addAttribute: NSStrokeWidthAttributeName value: [NSNumber numberWithInt: NSUnderlineStyleDouble] range: NSMakeRange (0, testAttriString. length)]; // the background color of the label [testAttriString addattriename: NSBackgroundColorAttributeName value: [UIColor yellowColor] range: NSMakeRange (0, testAttriString. length)]; // No effect is detected currently ..... [testAttriString addattristring: NSVerticalGlyphFormAttributeName value: [NSNumber numberWithInt: 1] range: NSMakeRange (0, testAttriString. length)]; // text color on the label (which also affects the color of strikethrough and underline) [testAttriString addAttribute: NSForegroundColorAttributeName value: [UIColor redColor] range: NSMakeRange (0, testAttriString. length)]; testLabel. attributedText = testAttriString; # pragma mark test data 1 NSString * testString1 = @ "tags --- 1"; UILabel * testLabel1 = [[UILabel alloc] initWithFrame: CGRectMake (60,200,200, 40)]; NSMutableAttributedString * testAttriString1 = [[NSMutableAttributedString alloc] initWithString: testString1]; // color and underline of text content, the color of the strikethrough is different. // NSStrokeColorAttributeName has no effect. // It must be set with NSStrokeWidthAttributeName. [testAttriString1 addAttribute: required value: [NSNumber numberWithInt: Required] range: NSMakeRange, identifier)]; [testAttriString1 addattriange: Identifier value: [UIColor redColor] range: NSMakeRange (0, priority)]; [testAttriString1 addattriange: NSStrokeColorAttributeName value: [UIColor cyanColor] range: NSMakeRange (0, strong)]; [testAttriString1 addattriange: invalid value: [NSNumber numberWithInt: Unknown] range: NSMakeRange (0, testAttriString1.length)]; Signature = testAttriString1; # pragma mark Test Data 2 NSString * testString2 = @ "NSMutableAttributed --- 2"; UILabel * testLabel2 = [[UILabel alloc] initWithFrame: CGRectMake (60,300,200, 40)]; optional * testAttriString2 = [[effecalloc] initWithString: testString2]; // NSShadow * shadow = [[NSShadow alloc] init]; [shadow setShadowColor: [UIColor colorWithRed: 0.053 green: 0.088 blue: 0.205 alpha: 1.000]; [shadow setShadowBlurRadius: 4.0]; [shadow setShadowOffset: CGSizeMake (2, 2)]; [testAttriString2 addattrimake: NSShadowAttributeName value: shadow range: NSMakeRange (0, [testAttriString2 length])]; testLabel2.backgroundColor = [UIColor clearColor]; testLabel2.attributedText = testAttriString2; [self. view addSubview: testLabel]; [self. view addSubview: testLabel1]; [self. view addSubview: testLabel2];}