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How does php tell if it's a folder?

2025-04-01 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >

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This article mainly explains "how to judge whether php is a folder". The content of the explanation in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "php how to judge whether it is a folder".

In php, you can use the is_dir () function to determine whether it is a folder. The function is to check whether the specified file is a directory (folder) with the syntax "is_dir (file)"; if it is a folder, it returns TRUE.

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

In php, you can use the is_dir () function to determine whether it is a folder or not.

The is_dir () function checks whether the specified file is a directory. Syntax:

Is_dir (file)

File: a required parameter that specifies the file to be checked.

This function returns TRUE if the directory exists.

Example: determine whether the img file is a folder

Output result:

Thank you for your reading, the above is the content of "how to judge whether php is a folder". After the study of this article, I believe you have a deeper understanding of how to judge whether php is a folder or not, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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