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(PHP 5, PECL OCI8 >= 1.1.0)
OCI-Lob::export — Exports LOB's contents to a file
$filename
[, int $start
[, int $length
]] )Exports LOB contents to a file.
filename
Path to the file.
start
Indicates from where to start exporting.
length
Indicates the length of data to be exported.
成功时返回 TRUE
, 或者在失败时返回 FALSE
。
[#1] AlexiuS [2013-03-15 13:30:52]
Please note, that contents of LOB is cleared after this operation. If you want to use LOB data after exporting it to file, you should read it from file with file_get_contents().
This will not work:
<?php
if($blob) {
$filename = DOCUMENT_ROOT."/".$bildId.".jpg";
if($blob->export($filename)) {
while(!$blob->eof()){
$dbResult .= $blob->read(2000);
}
} else {
throw new Exception("Can not save the file ".$filename."!");
}
}
?>
Use this instead:
<?php
if($blob) {
$filename = DOCUMENT_ROOT."/".$bildId.".jpg";
if($blob->export($filename)) {
$dbResult = file_get_contents($filename);
} else {
throw new Exception("Can not save the file ".$filename."!");
}
}
?>