How to check if a folder exists in php

In php, you can use the file_exists() function to check whether a folder exists, the syntax is "file_exists (folder path)"; if the return value is "true", the folder exists, if the return value is "false" means the folder does not exist.

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

In php, you can use file_exists () function to check whether a folder exists.

The file_exists() function checks whether a file or directory (folder) exists. Returns true if the specified file or directory exists, false otherwise.

Syntax:

file_exists(path)

• path: required. Specifies the path to be checked.

Example: Check if the img folder exists:

<?php
header(&#39;content-type:text/html;charset=utf-8&#39;);
$file = &#39;img&#39;;
if (file_exists($file)) {
	echo $file . &#39; 文件夹 存在！&#39;;
} else {
	echo $file . &#39; 文件夹 不存在！&#39;;
}
?>

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