External.js - Load HTML in Reveal.js

reavel.js ๆไพ›ไบ† data-markdown="example.md" ้€™ๅ€‹ tag ๅฏไปฅ่ผ‰ๅ…ฅๅค–้ƒจ็š„ markdown
ๅปๆฒ’ๆไพ›ๅฏไปฅ่ผ‰ๅ…ฅ html ็š„ tag
ๆ–ผๆ˜ฏๅฐฑๆœ‰ไบบๅฏซไบ†้€™ๅ€‹External.js