预定义常量

以下常量由本扩展模块定义，因此只有在本扩展模块被编译到 PHP 中，或者在运行时被动态加载后才有效。

MSSQL_ASSOC (integer)

Return an associative array. Used on mssql_fetch_array()'s result_type parameter.

MSSQL_NUM (integer)

Return an array with numeric keys. Used on mssql_fetch_array()'s result_type parameter.

MSSQL_BOTH (integer)

Return an array with both numeric keys and keys with their field name. This is the default value for mssql_fetch_array()'s result_type parameter.

SQLTEXT (integer)

Indicates the 'TEXT' type in MSSQL, used by mssql_bind()'s type parameter.

SQLVARCHAR (integer)

Indicates the 'VARCHAR' type in MSSQL, used by mssql_bind()'s type parameter.

SQLCHAR (integer)

Indicates the 'CHAR' type in MSSQL, used by mssql_bind()'s type parameter.

SQLINT1 (integer)

Represents one byte, with a range of -128 to 127.

SQLINT2 (integer)

Represents two bytes, with a range of -32768 to 32767.

SQLINT4 (integer)

Represents four bytes, with a range if -2147483648 to 2147483647.

SQLBIT (integer)

Indicates the 'BIT' type in MSSQL, used by mssql_bind()'s type parameter.

SQLFLT4 (integer)

Represents an four byte float.

SQLFLT8 (integer)

Represents an eight byte float.