[Haskell-cafe] Ptr Word8 display question

Antoine Latter aslatter at gmail.com
Sun Jun 29 01:00:25 EDT 2008


2008/6/28 Galchin, Vasili <vigalchin at gmail.com>:
> Hi,
>
>     Suppose I have a value of type Ptr Word8 and also an Int which is the
> length of the Ptr Word8(sorry if I am thinking too much in a C string frame
> of mind). How can I display the Ptr Word8 value of the given length?
>

You mentioned C style strings - if you need to interface with foreign
libraries which are expecting/providing actual C strings, you may also
want to look at the Foreign.C.String module:

http://haskell.org/ghc/docs/latest/html/libraries/base/Foreign-C-String.html

-Antoine


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