I'm Abdullah Arafat
Headings
# H1
## H2
### H3
#### H4
##### H5
###### H6
Emphasis
**bold text**
*italicized text*
Quotes
> blockquote
Lists
- Unordered list item
1. Ordered list item
Code
`inline code`
```(optional language here) code block ```
Links
[link text](link URL)
Images
![alt text](image URL)
Tables
| Column 1 | Column 2 |
| -------- | -------- |
| Row 1, Column 1 | Row 1, Column 2 |
| Row 2, Column 1 | Row 2, Column 2 |
Footnotes
Here's a sentence with a footnote. [^1]
[^1]: This is the footnote.
Strikethrough
~~strikethrough text~~
Task Lists
- [x] Completed task
- [ ] Incomplete task
Emoji
:smiley:
Superscript and Subscript
Superscript: X^2^
Subscript: H~2~O
Other
==highlighted text==
### Heading {#custom-id}
<details>
<summary>Dropdown</summary>
Dropdown content
<details>