SplFileObject::nextSplFileObject::rewind
(PHP 5 >= 5.1.0)
SplFileObject::rewind — Rewind the file to the first line
Beschreibung
public void SplFileObject::rewind
( void
)
Rewinds the file back to the first line.
Parameter-Liste
Diese Funktion hat keine Parameter.
Rückgabewerte
Es wird kein Wert zurückgegeben.
Fehler/Exceptions
Throws a RuntimeException if cannot be rewound.
Beispiele
Beispiel #1 SplFileObject::rewind() example
<?php
$file = new SplFileObject("misc.txt");
// Loop over whole file
foreach ($file as $line) { }
// Rewind to first line
$file->rewind();
// Output first line
echo $file->current();
?>
Siehe auch
- SplFileObject::current() - Retrieve current line of file
- SplFileObject::key() - Get line number
- SplFileObject::seek() - Seek to specified line
- SplFileObject::next() - Read next line
- SplFileObject::valid() - Not at EOF
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