How to determine whether the path is a folder or a file in php

In PHP, you can use the if statement and the is_dir() and is_file() functions to determine whether the path is a folder or a file. The syntax "if(is_dir($file)){echo "is a folder"; }else if(is_file($file)){echo "is a file"}".

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

php determines whether the path is a folder or File

In PHP, you can use the if statement and the is_dir() and is_file() functions to determine whether the path is a folder or a file.

• The is_dir() function can check whether the specified file is a directory. If the directory exists, this function returns TRUE.

• The is_file() function can check whether the specified file is a regular file. If the file is a regular file, this function returns TRUE.

Implementation code:

<?php
header("Content-type:text/html;charset=utf-8");
$file = "img/1.jpg";
if (is_dir($file)) {
	echo "指定路径是文件夹";
} else if (is_file($file)) {
	echo "指定路径是文件";
} else {
	echo "指定路径不是常规文件 ";
}
?>

Output result:

If $f# If the value of ##ile is changed to "img", it will output:

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