NSString*_test? =@"首行縮進(jìn)根據(jù)字體大小自動調(diào)整 間隔可自定根據(jù)需求隨意改變台汇。。稼钩。顾稀。。坝撑。静秆。";
NSMutableParagraphStyle*paraStyle01=?[[NSMutableParagraphStylealloc]init];
paraStyle01.alignment=?NSTextAlignmentLeft;//對齊
paraStyle01.headIndent=0.0f;//行首縮進(jìn)
//參數(shù)：（字體大小17號字乘以2粮揉，34f即首行空出兩個字符）
CGFloat?emptylen?=self.contentLabel.font.pointSize*2;
paraStyle01.firstLineHeadIndent=?emptylen;//首行縮進(jìn)
paraStyle01.tailIndent=0.0f;//行尾縮進(jìn)
paraStyle01.lineSpacing=2.0f;//行間距
NSAttributedString*attrText?=?[[NSAttributedStringalloc]initWithString:_testattributes:@{NSParagraphStyleAttributeName:paraStyle01}];
self.contentLabel.attributedText=?attrText;
