PHP Manual
Firebird/InterBase 函数
Open blob for retrieving data parts

ibase_blob_open

(PHP 5, PHP 7)

ibase_blob_open — Open blob for retrieving data parts

说明

ibase_blob_open ( resource $link_identifier , string $blob_id ) : resource

ibase_blob_open ( string $blob_id ) : resource

Opens an existing BLOB for reading.

参数

link_identifier: An InterBase link identifier. If omitted, the last opened link is assumed.
blob_id: A BLOB id.

返回值

Returns a BLOB handle for later use with ibase_blob_get() 或者在失败时返回 FALSE.

参见

ibase_blob_close() - Close blob
ibase_blob_echo() - Output blob contents to browser
ibase_blob_get() - Get len bytes data from open blob

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