The below images shows how to ensure various items like youtube video, url, shows properly while using a platform like NaijaBestForum.com or website that uses BBCode. There is no guarantee all will work, but the most common ones like bold, italics, Links works so far you follow the pattern correctly.

Bold {text} Makes {text} bold Bold example

Italic {text} Makes {text} italic Italic example

Underline {text} Underlines {text} Underline example

Strikethrough [s]{text}[/s] Create a strikethrough on {text} Strikethrough example

Font-size {text}

[style size={number}]{text}[/style] Changes the font-size of {text} Font-size example

Font color [color={color}]{text}[/color]

[style color={color or hex}]{text}[/style] Changes the color of {text} Font color example

Center text

{text}

Centers {text} on screen Center text example

Left align text

{text}

Left aligns {text} on screen Left align text example

Right align text

{text}

Right aligns {text} on screen Right align text example

Quote

{text}

Creates a quotation box containing {text} Quote example

Quote (named) [quote={name}]{text}[/quote] Creates a quotation box quoting {name} as saying {text} Quote (named) example

Link {url} Makes a link to {url} Link example

Link (named) {text} Makes a named link to {url} Link (named) example

Image Shows the image indicated by {url} Image example

Image (resized) Full version: [img width={width} height={height} ...]{url}[/img]

Another variant (shorthand): [img={width}x{height}]{url}[/img] Shows {url} image resized to {width} and {height} Image (resized)
example

List Unordered list: [ul]{items}[/ul]

Ordered list: [ol]{items}[/ol]

Another variant: [list]{items}[/list] Displays a list of {items} List example

List item [li]{text}[/li]

Shorthand: [*]{text}\newline Specifies an {item} within a list List item example

Code {text} Meant for rendering code snippets Code example

Preformatted {text} Renders the {text} while maintaing all white spacing Preformatted example

Tables [table]{rows}[/table] Show a table with {rows} in it Tables example

Table rows [tr]{cells}[/tr] Renders a table row containing {cells} Table rows example

Table content cells Heading cell: [th]{content}[/th]

Content cell: [td]{content}[/td] Shows {content} in a table (heading) cell Table content cells example

Youtube videos where id = hdjew56j of the youtube link.