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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/manual.rst | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/doc/manual.rst b/doc/manual.rst index 6e1030e7e..e3199cecf 100644 --- a/doc/manual.rst +++ b/doc/manual.rst @@ -3105,6 +3105,19 @@ the address of variables, but one can't use it on variables declared through # Error: expression has no address +The unsafeAddr operator +----------------------- + +For easier interoperability with other compiled languages such as C, retrieving +the address of a ``let`` variable, a parameter or a ``for`` loop variable, the +``unsafeAddr`` operation can be used: + +.. code-block:: nim + + let myArray = [1, 2, 3] + foreignProcThatTakesAnAddr(unsafeAddr myArray) + + Procedures ========== |