SplFileObject::rewind
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
SplFileObject::rewind — Rewind the file to the first line
Description
public SplFileObject::rewind(): void
Rewinds the file back to the first line.
Parameters
This function has no parameters.
Return Values
No value is returned.
Errors/Exceptions
Throws a RuntimeException if cannot be rewound.
Examples
Example #1 SplFileObject::rewind() example
<?php $file = new SplFileObject("misc.txt"); // Loop over whole file foreach ($file as $line) { } // Rewind to first line $file->rewind(); // Output first line echo $file->current(); ?>
See Also
- SplFileObject::current() - Retrieve current line of file
- SplFileObject::key() - Get line number
- SplFileObject::seek() - Seek to specified line
- SplFileObject::next() - Read next line
- SplFileObject::valid() - Not at EOF
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https://www.php.net/manual/en/splfileobject.rewind.php