预定义常量

下列常量由此扩展定义，且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

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 of -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.