How to copy a file and rename it in php

In PHP, you can use the сoру() function to modify the file name after copying the file. This function can copy (copy) a file to the specified directory, the syntax is "copy($file, $newfile) "; Returns TRUE if the execution is successful, and FALSE if the execution fails.

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

In PHP, you can use the сoру() function To modify the file name after copying the file.

Example:

There is a folder with only one text file "test.txt" in it. Now I want to copy the file and rename it to "newtest.txt"

Implementation code:

<?php
header("Content-type:text/html;charset=utf-8");
$file    = &#39;test.txt&#39;;
$newfile = &#39;newtest.txt&#39;;
if(copy($file, $newfile)){
    echo &#39;文件复制成功！&#39;;
}else{
    echo &#39;文件复制失败！&#39;;
}
?>

Output result:

Open the folder and look at the files inside , and found that there are two text files:

Let’s take a brief look at the сoру() function:

сoру() function can copy a file ( copy) to the specified directory, returns TRUE if the execution is successful, and returns FALSE if it fails. The syntax format of the function is as follows:

copy(string $source, string $dest[, resource $context])

The parameter description is as follows:

• $source: source file path;

• $dest : Target path, if the file exists, it will be overwritten. If $dest is a URL, if the encapsulation protocol does not support overwriting existing files, the copy will fail;

• $ context: Optional parameter, indicating a valid context resource created using stream_context_create().

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