iOS NSString 文本不同的颜色 标题+文本字体大小 行间距／删除不需要的字符 ／以及自适应高度

#import <Foundation/Foundation.h>

@interface TextsForRow : NSObject

@property(nonatomic,copy)NSString * string;

/**
 文本包含: 标题+内容。 使用前设置内容的颜色
 作用：标题颜色 标题+文本字体大小 行间距（10）删除不需要的字符  以及自适应高度

 @param stringTitle title文本
 @param colorTitle title颜色
 @param stringText 内容text
 @return 返回数组3个。 1 返回的 NSMutableAttributedString * strAttebute；；2返回的 宽度0.2f的string，使用时转化 3:高度
 */
+(NSArray *)TextsForRowWithStringTitle:(NSString*)stringTitle ColorWith:(UIColor*)colorTitle textWithStringText:(NSString*)stringText;
@end

#import "TextsForRow.h"

@implementation TextsForRow

+(NSArray *)TextsForRowWithStringTitle:(NSString*)stringTitle ColorWith:(UIColor*)colorTitle textWithStringText:(NSString*)stringText{

    //title+text
    NSString * str1 =[NSString stringWithFormat:@"%@%@",stringTitle,stringText];

    //删除不需要的个别字符
    NSString * str = [str1  stringByReplacingOccurrencesOfString:@"<DIV>" withString:@""];
    str = [str stringByReplacingOccurrencesOfString:@"</DIV>" withString:@""];
    str = [str stringByReplacingOccurrencesOfString:@"<BR>" withString:@""];
    str = [str stringByReplacingOccurrencesOfString:@"</BR>" withString:@""];

    //删除讨厌的字符
    NSRegularExpression * regu2 =[NSRegularExpression regularExpressionWithPattern:@"(?:<|</|>|&nbsp;)" options:NSRegularExpressionCaseInsensitive error:nil];
    NSString *string3 = [regu2 stringByReplacingMatchesInString:str options:NSMatchingReportProgress range:NSMakeRange(, str.length) withTemplate:@""];

    //去掉左右两边的空格
    NSString * kongge = [string3 stringByReplacingOccurrencesOfString:@" " withString:@""];

    //去掉左右两边的空格
    NSString * string = [kongge stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];

    NSMutableAttributedString * strAttebute = [[NSMutableAttributedString alloc] initWithString:string ];
    //设置title颜色
    [strAttebute addAttribute:NSForegroundColorAttributeName value:colorTitle range:NSMakeRange(, stringTitle.length)]
    ;
    //行间距
    NSMutableParagraphStyle * paragraphStyle = [[NSMutableParagraphStyle alloc]init];
    [paragraphStyle setLineSpacing:IPHONEHIGHT()];
    [strAttebute addAttribute:NSParagraphStyleAttributeName value:paragraphStyle range:NSMakeRange(, string.length)];

    //自定义大小
    CGSize contentSize = [string  boundingRectWithSize:CGSizeMake(ScreenWidth-IPHONEWIDTH(),MAXFLOAT ) options:NSStringDrawingUsesLineFragmentOrigin|NSStringDrawingUsesFontLeading attributes:@{NSFontAttributeName:[UIFont systemFontOfSize:IPHONEWIDTH()]} context:NULL].size;

    CGFloat height = contentSize.height;

    //进行返回
    NSArray * array =@[strAttebute,[NSString stringWithFormat:@"%0.2f",contentSize.width],[NSString stringWithFormat:@"%0.2f",height]];

    return array;

}

@end