markdown link reference other file code example
Example: markdown link to section in another file
# Main section
## [sub-section](./child.md#sub-section)
## [sub-section](/child.md#sub-section)
## [sub-section](child.md#sub-section)
# Main section
## [sub-section](./child.md#sub-section)
## [sub-section](/child.md#sub-section)
## [sub-section](child.md#sub-section)