php 한글 메뉴얼 도움말 검색 사이트 Write to file [splfileobject.fwrite]

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

Writes the contents of string to the file

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.

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

Example #1 SplFileObject::fwrite() example


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

위 예제의 출력 예시:

Wrote 5 bytes to file