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This article mainly explains "how to use php array output file extension", interested friends may wish to take a look. The method introduced in this paper is simple, fast and practical. Let's take you to learn "how to use array output file extension php"!

explode('. ',$filename) according to the delimiter ". "to split the $filename string and pass substrings into the array.

The last element of the array is the extension you want to get.

Use the built-in function array_pop($arr) to get the last element of the $arr array.

That is, the extension you need to obtain.

pathinfo($filename) returns information about file paths as an array.

The array elements returned by this function are:

[dirname]: directory path

[basename]: file name

[extension]: file suffix name

[filename]: filename without suffix

At this point, I believe we have a deeper understanding of "how php uses array output file extensions," may wish to actually operate it! Here is the website, more related content can enter the relevant channels for inquiry, pay attention to us, continue to learn!

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