PHP 手冊
上一頁 |  | 下一頁

# pg_lo_read

(PHP 4 >= 4.2.0, PHP 5)

pg_lo_read -- Read a large object

## Description

string pg_lo_read ( resource large_object, int len)

pg_lo_read() reads at most len bytes from a large object and returns it as a string. large_object specifies a valid large object resource andlen specifies the maximum allowable size of the large object segment. It returns `FALSE` if there is an error.

To use the large object (lo) interface, it is necessary to enclose it within a transaction block.

> 備注: This function used to be called pg_loread().

See also pg_lo_read_all().

上一頁 | 最開頭 | 下一頁
pg_lo_read_all | 上一層 | pg_lo_seek