racket - PLT Scheme sort function -


The PLT scheme guide says that this executable sort function is capable of sorting the list according to an extarcted value using the lambda function.

)) #: The flagship car string & lt ;?)

which returns an error.

This function should be calibrated, so that it actually sorts a list according to the values ​​made by a given function?

This works for me Which plan is you using the bid? And what error do you get? In my Dr Scheme setup, I have selected "Module" from the dropdown on the bottom left, and 

  #lang scheme

in the top window.


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