rewind

rewind

Rewind the position of a file pointer

bool **rewind** resource $stream

Sets the file position indicator for to the beginning of the file stream. stream

Opmerking: > If you have opened the file in append ("a" or "a+") mode, any data you write to the file will always be appended, regardless of the file pointer position.

stream The file pointer must be valid, and must point to a file successfully opened by . fopen

return.success

Voorbeeld: overwriting example

<?php
$handle = fopen('output.txt', 'r+');

fwrite($handle, 'Really long sentence.');
rewind($handle);
fwrite($handle, 'Foo');
rewind($handle);

echo fread($handle, filesize('output.txt'));

fclose($handle);
?>

Foolly long sentence.

fread``fseek``ftell``fwrite