C H A P T E R 2 6
Utility Functions
26-2
Compatibility
Compatibility
26
This section describes the changes to the utility functions for Newton System
Software 2.0.
Software 2.0.
New Functions
26
The following new functions have been added for this release.
New Object System Functions
26
The following new object system functions have been added.
GetFunctionArgCount
IsCharacter
IsFunction
IsInteger
IsNumber
IsReadOnly
IsCharacter
IsFunction
IsInteger
IsNumber
IsReadOnly
(existed in 1.0 but now documented)
IsReal
IsString
IsSubclass
IsString
IsSubclass
(existed in 1.0 but now documented)
IsSymbol
MakeBinary
SetVariable
SymbolCompareLex
MakeBinary
SetVariable
SymbolCompareLex
Table 26-1
Summary of copying functions
Function name
Recurs
Follows
magic pointers
magic pointers
Ensures object
is internal
is internal
Copies
object
object
Clone
--
--
--
yes
DeepClone
yes
yes
--
yes
EnsureInternal
yes
--
yes
as needed
TotalClone
yes
--
yes
yes