SplFileObject::rewind

(PHP 5 >= 5.1.0, PHP 7)

SplFileObject::rewindRewind the file to the first line

설명

public void SplFileObject::rewind ( void )

Rewinds the file back to the first line.

인수

이 함수는 인수가 없습니다.

반환값

값을 반환하지 않습니다.

오류/예외

Throws a RuntimeException if cannot be rewound.

예제

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();
?>

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