odbc_longreadlen

(PHP 4, PHP 5, PHP 7, PHP 8)

odbc_longreadlen — Handling of LONG columns

说明

odbc_longreadlen(Odbc\Result $statement, int $length): true

Controls handling of LONG, LONGVARCHAR and LONGVARBINARY columns. The default length can be set using the uodbc.defaultlrl php.ini directive.

参数

statement

ODBC 结果对象.

length

The number of bytes returned to PHP is controlled by the parameter length. If it is set to 0, long column data is passed through to the client (i.e. printed) when retrieved with odbc_result().

返回值

总是返回 true。

更新日志

版本 说明
8.4.0 statement 现在需要 Odbc\Result 实例；之前需要 resource。

注释

注意:

Handling of LONGVARBINARY columns is also affected by odbc_binmode().