The SplFileObject::rewind() function is an inbuilt function of Standard PHP Library (SPL) in PHP which is used to Rewind the file to the first line.
Syntax:
void SplFileObject::rewind( $line_num)
Parameters: This function does not accept any parameter.
Return values: This function does not return any value.
Below Programs illustrate the SplFileObject::rewind() function in PHP:
Program-1:
php
<?php// PHP program to illustrate// SplFileObject::rewind function$file = new SplFileObject(__FILE__);$file->rewind();echo $file->current();?> |
Output:
<?php
Program-2:
php
<?php // PHP program to use array to check // multiple files $GFG = array( "/home/rajvir/Desktop/neveropen/dummy.php", "gfg.txt", "mime.php" ); foreach ($GFG as &$file_name) { $file = new SplFileObject($file_name); $file->rewind(); echo $file->current(); }?> |
Output:
neveropen gfg contribute
Reference: http://php.net/manual/en/splfileobject.rewind.php
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