There is a feature called
ResourceFunction in Mathematica. For example you can color a string with rainbow style.
Below is a screenshot of the site in the Chrome browser.
As you see, the definition is not immediately visible, although it is available after downloading the source notebook (marked in light green) and opening the .nb file.
Below is a screenshot of the Mathematica program after opening the RainbowText-1-0-0-definition.nb file.
Q1) Why are so many steps required to see the definition?
Q2) Can I get the definition of a resource function without downloading a notebook? I mean, just knowing the function name
RainbowText, can I get the definition of