iOS 为label添加删除线

UILabel *testLabel = [[ UILabel alloc] initWithFrame:CGRectMake(, , , )];
    testLabel.numberOfLines = ;
    NSString* strText = @"测试画删除线测试画删除线测试画删除线测试画删除线测试画删除线";
    NSMutableAttributedString *content = [[NSMutableAttributedString alloc]initWithString:strText];
    NSRange contentRange = {,[content length]};
    [content addAttribute:NSStrikethroughStyleAttributeName value:[NSNumber numberWithInteger:NSUnderlineStyleSingle] range:contentRange];
    testLabel.attributedText = content;
    [self.view addSubview:testLabel];

NSFontaAttributeName 字体

NSParagraphStyleAttributeName 段落格式

NSForegroundColorAttributeName 字体颜色

NSBackgroundColorAttributeName 背景眼色

NSStrikethroughSstyleAttributeName 删除线格式

NSStrikethroughColorAttributeName  删除线颜色

NSStrokeWidthAttributeName 删除线宽度

NSUnderlineStyleAttributeName 下划线格式

UILabel *testLabel2 = [[UILabel alloc] initWithFrame:CGRectMake(, , , )];
    NSMutableAttributedString *content2 = [[NSMutableAttributedString alloc]initWithString:strText];
    testLabel2.numberOfLines = ;
    NSRange contentRange2 = {,[content2 length]};
    [content2 addAttributes:@{NSStrikethroughStyleAttributeName:[NSNumber numberWithInteger:NSUnderlineStyleSingle],NSStrikethroughColorAttributeName:[UIColor redColor]} range:contentRange2];
    testLabel2.attributedText = content2;
    [self.view addSubview:testLabel2];