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php获取文件创建时间、修改时间
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php获取文件创建时间、批改时间

Jun 13, 2016 pm 01:05 PM
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php获取文件创建时间、修改时间

php获取文件创建时间、修改时间

filemtime ( string filename )

返回文件上次被修改的时间,出错时返回 FALSE。时间以 Unix 时间戳的方式返回,可用于 date()。

例如:$a=filemtime("log.txt");
?????????? echo "修改时间:".date("Y-m-d H:i:s",$a)."

filectime ( string filename )

返回文件上次 inode 被修改的时间,如果出错则返回 FALSE。时间以 Unix 时间戳的方式返回。

例如:$a=filectime("log.txt");
?????????? echo "创建时间:".date("Y-m-d H:i:s",$a)."

fileatime ( string filename )

返回文件上次被访问的时间,如果出错则返回 FALSE。时间以 Unix 时间戳的方式返回。

例如:$a=fileatime("log.txt");
????????? echo "修改时间:".date("Y-m-d H:i:s",$a)."

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