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Each variable name used in this reference begins with a standard prefix and appears italicized in text.. These prefixes indicate the variable's type or use, as described in the following table:
Prefix |
Variable type or use |
a |
The declared variable is an array. |
b |
The declared variable is of the boolean type. |
dt |
The declared variable is of the datetime type. |
e |
The content of the declared variable is of the enumerated type. |
h |
The declared variable is used as a handle. |
i |
The declared variable is an integer. |
p |
The declared variable is a pointer. |
sz |
The declared variable is a null-terminated character string. |
tm |
The declared variable is of the timestamp type. |
Prefixes can be combined to more completely describe the variable's use. For example, the prefix psz in the variable name pszIndexName indicates that the variable is a pointer to a null-terminated character string, in this case, where the name of the index is stored.