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This document uses PHP Chinese website manual Release
(PHP 5)
DirectoryIterator::isWritable — Determine if current DirectoryIterator item can be written to
Determines if the current DirectoryIterator item is writable.
此函数没有参数。
Returns TRUE
if the file/directory is writable, otherwise FALSE
Example #1 DirectoryIterator::isWritable() example
This example lists the files and directories which can be opened for writing in the directory containing the script.
<?php
$iterator = new DirectoryIterator ( dirname ( __FILE__ ));
foreach ( $iterator as $fileinfo ) {
if ( $fileinfo -> isWritable ()) {
echo $fileinfo -> getFilename () . "\n" ;
}
}
?>
以上例程的输出类似于:
apples.txt bananas.html pears