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How to get file creation time and modification time in php

伊谢尔伦
Release: 2016-11-24 09:37:23
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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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