(PHP 4 >= 4.3.2, PHP 5, PHP 7)
stream_wrapper_register — 注锟斤拷一锟斤拷锟斤拷 PHP 锟斤拷实锟街碉拷 URL 锟斤拷装协锟斤拷
$protocol
, string $classname
[, int $flags = 0
] ) : bool锟斤拷锟斤拷锟矫伙拷实锟斤拷锟皆讹拷锟斤拷锟叫拷榇︼拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷募锟较低筹拷锟斤拷锟斤拷校锟斤拷锟斤拷锟� fopen()锟斤拷fread() 锟饺ｏ拷锟斤拷
protocol锟斤拷注锟斤拷姆锟阶帮拷锟斤拷锟斤拷帧锟�
classname
实锟斤拷锟斤拷protocol锟斤拷锟斤拷锟斤拷锟斤拷
flags
Should be set to STREAM_IS_URL if
protocol is a URL protocol. Default is 0, local
stream.
锟缴癸拷时锟斤拷锟斤拷 TRUE锟斤拷 锟斤拷锟斤拷锟斤拷失锟斤拷时锟斤拷锟斤拷 FALSE锟斤拷
锟斤拷 protocol 锟窖撅拷锟叫达拷锟斤拷锟斤拷时锟斤拷stream_wrapper_register() 锟斤拷锟斤拷锟斤拷FALSE
| 锟芥本 | 说锟斤拷 |
|---|---|
| 5.2.4 |
锟斤拷锟� flags 锟斤拷锟斤拷.
|
Example #1 锟斤拷锟阶拷锟揭伙拷锟� stream wrapper
<?php
$existed = in_array("var", stream_get_wrappers());
if ($existed) {
stream_wrapper_unregister("var");
}
stream_wrapper_register("var", "VariableStream");
$myvar = "";
$fp = fopen("var://myvar", "r+");
fwrite($fp, "line1\n");
fwrite($fp, "line2\n");
fwrite($fp, "line3\n");
rewind($fp);
while (!feof($fp)) {
echo fgets($fp);
}
fclose($fp);
var_dump($myvar);
if ($existed) {
stream_wrapper_restore("var");
}
?>
锟斤拷锟斤拷锟斤拷锟教伙拷锟斤拷锟斤拷锟�
line1 line2 line3 string(18) "line1 line2 line3 "