How to use rewind function

php rewind() function rewinds the position of the file pointer.

php rewind() function Syntax

Function: Rewind the position of the file pointer to the beginning of the file.

Syntax:

rewind(file)

Parameters:

file Required. Specifies an open file.

Description: If successful, return true. On failure, returns false.

php rewind() function example

<?php
$file = fopen("./test.txt","r");
//改变文件指针的位置
fseek($file,"13");
//把文件指针设定为 0
rewind($file);
//输出指针位置
echo ftell($file);
?>

This article is an introduction to the PHP rewind function. I hope it will be helpful to friends in need!

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