{%hackmd rJ_1SdPkxx %} # Title Use this syntax to mark a piece of text as a heading. Enter a symbol `#` at the beginning of the line, followed by a space, and then type the title text. The title is divided into 6 levels, with more `#` indicating a lower level. Foe exmaple: ``` # First-level Title ## Second-level Title ### Third-level Title #### Fourth-level Title ##### Fifth-level Title ###### Sixth-level Title ``` It will show: # First-level Title ## Second-level Title ### Third-level Title #### Fourth-level Title ##### Fifth-level Title ###### Sixth-level Title ![](https://i.imgur.com/rp3BFq8.gif) >[!Note]HackMD will assist with completing the syntax automatically. > >When you enter`#`, the system will pop up a menu offering similar syntax. &nbsp; ## Quotation ### Quotation Use this syntax to mark a block of text as a quotation. To create a quotation, type the `>` symbol at the beginning of the line, followed by a space, and then enter the quoted text. To create a nested quotation, add additional `>` symbols before the quoted text. ``` > Quotation >> Nested quotation >>> Nested quotation ``` It will show: > Quotation >> Nested quotation >>> Nested quotation ### Leave comment If you want to reply in a comment within a note, you can click the <i class="fa fa-comment-o" aria-hidden="true"></i> in toolbar to insert a quoted comment. ![image](https://hackmd.io/_uploads/Hyi1Kn5IC.png =400x) It will show: > I love this part.[name=Andy-hackmd] &nbsp; ## Italic & Bold Use this syntax to mark a piece of text as bold and italic. Adding `*` symbols at both ends of the text will make it bold or italic. Using one `*` creates italic text; using two `*` creates bold text. ``` *Italic* **Bold** ``` It will show: *Italic* **Bold** >[!Note] Hint >Utilize the toolbar above the editing to apply formatting to the selected text quickly. > >![](https://i.imgur.com/tXMraPG.gif)