- 空格 < / > - 尖括號 © / ® / ™ - 版權全部/註冊/商標 ¥ / € - 貨幣符號
a - href / target服務器
img - src
figure / figcaptionide
table / tr / th / td / thead / tfoot / tbody
rowspan / colspanoop
form - action / method / enctype
input - type - text / password / email / tel / date / file / radio / checkbox / range / number / submit / reset / image / hidden
select - option
textareapost
audio / video - source - autoplay / controls / loopspa
div / spancode