SplFileInfo::isWritable
(PHP 5 >= 5.1.2, PHP 7, PHP 8)
SplFileInfo::isWritable — Tells if the entry is writable
参数
此函数没有参数。
返回值
Returns true if writable, false otherwise;
示例
示例 #1 SplFileInfo::isWriteable() example
<?php
$info = new SplFileInfo('locked.jpg');
if (!$info->isWriteable()) {
echo $info->getFilename() . ' is not writeable';
}
?>以上示例的输出类似于：
locked.jpg is not writeable
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