SplFileInfo::openFile
(PHP 5 >= 5.1.2, PHP 7)
SplFileInfo::openFile — Gets an SplFileObject object for the file
Opis
$open_mode = "r"
[, bool $use_include_path = FALSE
[, resource $context = NULL
]]] ) : SplFileObjectCreates an SplFileObject object of the file. This is useful because SplFileObject contains additional methods for manipulating the file whereas SplFileInfo is only useful for gaining information, like whether the file is writable.
Parametry
-
open_mode -
The mode for opening the file. See the fopen() documentation for descriptions of possible modes. The default is read only.
-
use_include_path -
Gdy jest ustawiony na
TRUEto nazwa pliku jest szukana wewnątrz katalogów określonych za pomocą include_path -
context -
Opis kontekstów podano w części podręcznika poświęconej kontekstom.
Zwracane wartości
The opened file as an SplFileObject object.
Błędy/Wyjątki
A RuntimeException if the file cannot be opened (e.g. insufficient access rights).
Przykłady
Przykład #1 SplFileInfo::openFile() example
<?php
$fileinfo = new SplFileInfo('/tmp/foo.txt');
if ($fileinfo->isWritable()) {
$fileobj = $fileinfo->openFile('a');
$fileobj->fwrite("appended this sample text");
}
?>
Zobacz też:
- SplFileObject
- stream_context_create() - Creates a stream context
- fopen() - Otwiera plik lub URL
add a note
