SplFileObject
PHP Manual

SplFileObject::seek

(PHP 5 >= 5.1.0)

SplFileObject::seekSeek to specified line

Descrizione

public void SplFileObject::seek ( int $line_pos )

Seek to specified line in the file.

Elenco dei parametri

line_pos

The zero-based line number to seek to.

Valori restituiti

Nessun valore viene restituito.

Errori/Eccezioni

Throws a LogicException if the line_pos is negative.

Esempi

Example #1 SplFileObject::seek() example

This example outputs the third line of the script which is found at position 2.

<?php
$file 
= new SplFileObject(__FILE__);
$file->seek(2);
echo 
$file->current();
?>

Il precedente esempio visualizzerĂ  qualcosa simile a:

$file->seek(2);

Vedere anche:


SplFileObject
PHP Manual