PHP 5.4.36 Released

SplFileObject::fwrite

(PHP 5 >= 5.1.0)

SplFileObject::fwriteWrite to file

Beschreibung

public int SplFileObject::fwrite ( string $str [, int $length ] )

Writes the contents of string to the file

Parameter-Liste

str

The string to be written to the file.

length

If the length argument is given, writing will stop after length bytes have been written or the end of string is reached, whichever comes first.

R√ľckgabewerte

Returns the number of bytes written, or NULL on error.

Beispiele

Beispiel #1 SplFileObject::fwrite() example

<?php
$file 
= new SplFileObject("fwrite.txt""w");
$written $file->fwrite("12345");
echo 
"Wrote $written bytes to file";
?>

Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:

Wrote 5 bytes to file

Siehe auch

  • fwrite() - Schreibt Binärdaten in eine Datei

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User Contributed Notes 1 note

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bas dot hilbers at tribal-im dot com
1 year ago
Your \SplFileObject will not throw an exception when trying to write to a non-writeable stream!

I forgot to set the second parameter on my \SplFileObject constructor (the mode), costing me minutes to figure out why nothing was writter by the fwrite method...

Just to let you know!
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