Php is writable
Contents |
PHP function is_writable
This function checks whether a file is writable.
Syntax is_writable
filename to check
is_writable(filename);
Return
Returns TRUE if a file is writable.
Note
Upon failure, an E_WARNING is emitted.
Example 1
<?php
$file = 'myfile1.txt';
if(is_writable($file)) {
echo 'file is writable';
}
else {
echo 'not writable';
}
?>
Related Links
basename-- chgrp-- chmod-- chown-- clearstatcache-- copy-- delete-- dirname-- disk_free_space-- disk_total_space-- diskfreespace-- fclose-- feof-- fflush-- fgetc-- fgetcsv-- fgets-- fgetss-- file_exists-- file_get_contents-- file_put_contents- file-- fileatime-- filectime-- filegroup-- fileinode-- filemtime-- fileowner-- fileperms-- filesize-- filetype-- flock-- fnmatch-- fopen-- fpassthru-- fputcsv-- fputs-- fread-- fscanf-- fseek-- fstat-- ftell-- ftruncate-- fwrite-- glob-- is_dir-- is_executable-- is_file-- is_link-- is_readable-- is_uploaded_file-- is_writable-- is_writeable-- lchgrp-- lchown-- link-- linkinfo-- lstat-- mkdir-- move_uploaded_file-- parse_ini_file-- parse_ini_string-- pathinfo-- pclose-- popen-- readfile-- readlink-- realpath_cache_get-- realpath_cache_size-- realpath-- rename-- rewind-- rmdir-- set_file_buffer-- stat-- symlink-- tempnam-- tmpfile-- touch-- umask-- unlink--
