mssql_field_length
(PHP 4, PHP 5, PECL odbtp:1.1.1-1.1.4)
mssql_field_length — Get the length of a field
说明
int mssql_field_length
( resource $result
[, int $offset
] )
Returns the length of field no. offset in result .
参数
- result
-
The result resource that is being evaluated. This result comes from a call to mssql_query().
- offset
-
The field offset, starts at 0. If omitted, the current field is used.
返回值
The length of the specified field index on success, or FALSE on failure.
注释
Note: Note to Win32 Users Due to a limitation in the underlying API used by PHP (MS DbLib C API), the length of VARCHAR fields is limited to 255. If you need to store more data, use a TEXT field instead.
