Retrieves information about keys.

Caution Incorrectly modifying the registry can damage Windows or prevent you from starting Windows.


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Inputs/Outputs

  • cdlrn.png refnum —

    refnum is a handle to the open key.

  • cerrcodeclst.png error in (no error) —

    error in describes error conditions that occur before this node runs. This input provides standard error in functionality.

  • idlrn.png refnum out —

    refnum out is a handle to the open key.

  • istr.png class —

    class specifies the class (object type) of the key.

  • inclst.png value info —

    value info is the set of parameters describing the set of values and data.

  • ii32.png numValues —

    numValues is the number of values under the key specified by hKey.

  • ii32.png maxValueNameLen —

    maxValueNameLen is the length of the longest value name under the key specified by hKey.

  • ii32.png maxValueDataLen —

    maxValueDataLen is the length of the longest datum under the key specified by hKey.

  • ierrcodeclst.png error out —

    error out contains error information. This output provides standard error out functionality.

  • inclst.png subkey info —

    subkey info is the set of parameters describing the subkeys.

  • ii32.png numSubKeys —

    numSubKeys is the number of subkeys under the key specified by hKey.

  • ii32.png maxSubKeyLen —

    maxSubKeyLen is the length of the longest subkey name under the key specified by hKey.

  • ii32.png maxSubKeyClassLen —

    maxSubKeyClassLen is the length of the longest class name under the key specified by hKey.