Qore Programming Language  0.9.0
QoreNullNode.h File Reference
#include <qore/AbstractQoreNode.h>
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Classes

class  QoreNullNode
 Qore's SQL "NULL" parse tree/value type, not-referenced counted, not dynamically allocated. More...
 

Functions

static bool is_null (const AbstractQoreNode *n)
 use this function to test for NULL
 
static QoreNullNodenull ()
 returns a pointer to Null
 

Variables

DLLEXPORT QoreNullNode Null
 the global and unique NULL value in Qore
 

Detailed Description

defines the QoreNullNode class