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

SplFileObject::fwriteWrite to file


public SplFileObject::fwrite(string $data, int $length = 0): int|false

Writes the contents of string to the file

Bağımsız Değişkenler


The string to be written to the file.


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.

Dönen Değerler

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

Sürüm Bilgisi

Sürüm: Açıklama
7.4.0 The function now returns false instead of zero on failure.


Örnek 1 SplFileObject::fwrite() example

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

Yukarıdaki örnek şuna benzer bir çıktı üretir:

Wrote 5 bytes to file

Ayrıca Bakınız

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User Contributed Notes 1 note

bas dot hilbers at tribal-im dot com
10 years 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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