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finfo_file

Description

The finfo_file of Fileinfo for PHP returns information about a file.

Syntax

finfo_file(
    finfo $finfo,
    string $filename,
    int $flags = FILEINFO_NONE,
    ?resource $context = null
): string|false

Parameters

finfo

An finfo instance, returned by finfo_open().

filename

Name of a file to be checked.

flags

One or disjunction of more Fileinfo constants.

context

For a description of contexts, refer to Stream Functions.

Return

Returns a textual description of the contents of the filename argument, or false if an error occurred.

Examples

1 · finfo filename

<?

$finfo = finfo_open();

    if($finfo === false)
    {
        die("finfo_open");
    }

    $filename = $_SERVER["DOCUMENT_ROOT"]. "/assets/txt/1.txt";

    $return = finfo_file($finfo, $filename);

    echo $return;

finfo_close($finfo);

ASCII text, with no line terminators

2 · flags

<?

$finfo = finfo_open();

    if($finfo === false)
    {
        die("finfo_open");
    }

    $filename = $_SERVER["DOCUMENT_ROOT"]. "/assets/txt/1.txt";
    $flags = FILEINFO_MIME_TYPE;

    $return = finfo_file($finfo, $filename, $flags);

    echo $return;

finfo_close($finfo);

text/plain

3 · context

<?

$finfo = finfo_open();

    if($finfo === false)
    {
        die("finfo_open");
    }

    $filename = $_SERVER["DOCUMENT_ROOT"]. "/assets/txt/1.txt";
    $flags = FILEINFO_MIME_TYPE;
    $context = stream_context_create();

    $return = finfo_file($finfo, $filename, $flags, $context);

    echo $return;

finfo_close($finfo);

text/plain