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rwh
examples
ch03

/

error.ghci

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20 lines (14 loc) · 225 Bytes

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rwh
examples
ch03

/

error.ghci

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20 lines (14 loc) · 225 Bytes

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:load MySecond.hs

--# mySecond

mySecond "xi"

mySecond [2]

head (mySecond [[9]])

--# myError

mySecond []

--# error

error "an error message"

--# safeSecond

safeSecond []

safeSecond [1]

safeSecond [1,2]

safeSecond [1,2,3]

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