Home Backend Development PHP Problem How to use php fclose function

How to use php fclose function

May 28, 2019 pm 02:35 PM

php The fclose function is used to close an open file. Its syntax is fclose(file). The parameter file is required and specifies the file to be closed.

How to use php fclose function

#php How to use fclose function?

Definition and usage

fclose() function closes an open file.

Syntax

fclose(file)
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Parameters

file Required. Specifies the file to be closed.

Explanation

The file parameter is a file pointer. The fclose() function closes the file pointed to by this pointer.

Returns true if successful, otherwise returns false.

The file pointer must be valid and successfully opened via fopen() or fsockopen().

Example

<?php
$file = fopen("test.txt","r");
//执行的一些代码...
fclose($file);
?>
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