SplFileObject::seek
(PHP 5 >= 5.1.0)
SplFileObject::seek — Seek to specified line
Descrierea
public void SplFileObject::seek
( int
$line_pos
)Seek to specified line in the file.
Parametri
-
line_pos -
The zero-based line number to seek to.
Valorile întoarse
Nu este întoarsă nici o valoare.
Erori/Excepții
Throws a LogicException if the
line_pos is negative.
Exemple
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();
?>
Exemplul de mai sus va afișa ceva similar cu:
$file->seek(2);
Vedeți de asemenea
- SplFileObject::current() - Retrieve current line of file
- SplFileObject::key() - Get line number
- SplFileObject::next() - Read next line
- SplFileObject::rewind() - Rewind the file to the first line
- SplFileObject::valid() - Not at EOF
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