You can simply switch to the 'editing' view to see the markup that is used to create the following basic text-formatting examples.
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text = prints 'text' in italic. text = prints 'text' in bold. text = prints 'text' in monospaced font.
link = creates a hyperlink to an internal WikiPage called 'Link'. this is also a link = creates a hyperlink to an internal WikiPage called 'ThisIsAlsoALink'. click here = creates a hyperlink to an internal WikiPage called 'Link', but displays the text 'click here' to the user instead of 'Link'. [1] = Makes a reference to a footnote numbered 1. [#1] = Marks the footnote number 1. link = creates text 'link'.