is_readable

Tells whether a file exists and is readable

Syntax

is_readable ( string $filename ) : bool

Parameters

filename

Path to the file.

Return

Returns TRUE if the file or directory specified by filename exists and is readable, FALSE otherwise.

Examples

<?

function read($filename)
{
    if (is_readable($filename)) {
        echo "readable\n";
    } else {
        echo "not readable\n";
    }
}

read($_SERVER['DOCUMENT_ROOT'] . '/assets/txt/file.txt');
read('false.txt');

?>
readable
not readable

basename

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copy

dirname

disk_free_space

disk_total_space

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fclose

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fflush

fgetc

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file_get_contents

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fpassthru

fputcsv

fputs

fread

fscanf

fseek

fstat

ftell

ftruncate

fwrite

glob

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is_executable

is_file

is_link

is_uploaded_file

is_writable

is_writeable

lchgrp

lchown

link

linkinfo

lstat

mkdir

move_uploaded_file

pathinfo

pclose

popen

readfile

readlink

realpath

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realpath_cache_size

rename

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rmdir

set_file_buffer

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tempnam

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touch

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