How to query file name in php

How to query the file name in php: You can use the pathinfo() function to query. The pathinfo() function returns information about the file path in the form of an array, including directory path, file name, etc., such as: [print_r(pathinfo("/testweb/test.txt"))].

pathinfo() function returns information about the file path in the form of an array.

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The returned array elements are as follows:

• [dirname]: directory Path

• [basename]: file name

• [extension]: file suffix name

• [filename]: File name without suffix

Syntax:

pathinfo(path,options)

Parameters:

path Required. Specifies the path to be checked.​

options ​ Optional. Specifies the array elements to be returned. The default is all.

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Example:

<?php
print_r(pathinfo("/testweb/test.txt"));
?>

Output result:

Array(
    [dirname] => /testweb    
    [basename] => test.txt    
    [extension] => txt    
    [filename] => test
)

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