Swift 如果后台返回的是文本是HTML标签的话，我们想要设置

作者: ShineYangGod | 来源:发表于2020-02-11 10:21 被阅读0次

func labelWithLineHtmlAttributeHegiht(textContent:String,lineHegiht:CGFloat = 8,textfont:UIFont)->NSAttributedString{
    
    let str = "<head><style>img{width:\(kScreenWitdh) !important;height:auto}</style></head>\(textContent)"
    let attrStr = try! NSMutableAttributedString(
                data: (str.data(using: .unicode, allowLossyConversion: true)!),
                options:[.documentType: NSAttributedString.DocumentType.html,
                         .characterEncoding: String.Encoding.utf8.rawValue],
                documentAttributes: nil)
    let paraph = NSMutableParagraphStyle()
    paraph.lineSpacing = lineHegiht
    attrStr.addAttributes([NSAttributedString.Key.paragraphStyle:paraph],
                          range: NSMakeRange(0, attrStr.length))
    attrStr.addAttribute(NSAttributedString.Key.font, value: textfont, range: NSMakeRange(0, attrStr.length))
    return attrStr
}