NSMutableAttributedString * attributedStr = [[NSMutableAttributedString alloc] initWithString:@"犯我中华者，虽远必诛"];
[attributedStr setAttributes:@{NSForegroundColorAttributeName:[UIColor redColor],NSFontAttributeName:[UIFont systemFontOfSize:30]} range:NSMakeRange(0, 5)];
[attributedStr setAttributes:@{NSShadowAttributeName:[UIColor yellowColor],NSFontAttributeName:[UIFont systemFontOfSize:35]} range:NSMakeRange(2, 2)];
[attributedStr setAttributes:@{NSForegroundColorAttributeName:[UIColor colorWithRed:215/255.0 green:0 blue:18/255.0 alpha:0.9],NSFontAttributeName:[UIFont systemFontOfSize:30]} range:NSMakeRange(6, 4)];
self.attributedStr.attributedText = attributedStr;
//属性值
// Predefined character attributes for text. If the key is not in the dictionary, then use the default values as described below.
NSFontAttributeName // UIFont, default Helvetica(Neue) 12
NSParagraphStyleAttributeName // NSParagraphStyle, default defaultParagraphStyle
NSForegroundColorAttributeName // UIColor, default blackColor
NSBackgroundColorAttributeName // UIColor, default nil: no background
NSLigatureAttributeName // NSNumber containing integer, default 1: default ligatures, 0: no ligatures
NSKernAttributeName // NSNumber containing floating point value, in points; amount to modify default kerning. 0 means kerning is disabled.
NSStrikethroughStyleAttributeName // NSNumber containing integer, default 0: no strikethrough
NSUnderlineStyleAttributeName // NSNumber containing integer, default 0: no underline
NSStrokeColorAttributeName // UIColor, default nil: same as foreground color
NSStrokeWidthAttributeName // NSNumber containing floating point value, in percent of font point size, default 0: no stroke; positive for stroke alone, negative for stroke and fill (a typical value for outlined text would be 3.0)
NSShadowAttributeName // NSShadow, default nil: no shadow
NSTextEffectAttributeName // NSString, default nil: no text effect
NSAttachmentAttributeName // NSTextAttachment, default nil
NSLinkAttributeName // NSURL (preferred) or NSString
NSBaselineOffsetAttributeName // NSNumber containing floating point value, in points; offset from baseline, default 0
NSUnderlineColorAttributeName // UIColor, default nil: same as foreground color
NSStrikethroughColorAttributeName
NSObliquenessAttributeName
NSExpansionAttributeName
NSWritingDirectionAttributeName
NSVerticalGlyphFormAttributeName
/************************ Attribute values ************************/