SplFileObject::rewind

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

SplFileObject::rewindRewind the file to the first line

Descrizione

public SplFileObject::rewind(): void

Rewinds the file back to the first line.

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

Nessun valore viene restituito.

Errori/Eccezioni

Throws a RuntimeException if cannot be rewound.

Esempi

Example #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();
?>

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