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is_null_xptr()
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Check if the external pointer is null. |
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is_xptr()
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Check if an object is an external pointer. |
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new_xptr() null_xptr()
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Create an external pointer object. |
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register_xptr_finalizer()
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Register a finalizer for external poitner. |
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set_xptr_address()
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Set the address of the external pointer. |
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set_xptr_protected()
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Set a protected R object to the external poitner. |
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set_xptr_tag()
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Set a tag to the external poitner. |
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xptr
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Manipulating External Pointer |
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xptr_address()
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External pointer address. |
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xptr_clear()
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Clear the pointer address of the external pointer. |
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xptr_protected()
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Protected R object of the external pointer. |
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xptr_tag()
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Tag of the external pointer. |