File System Function Library

Unlink (PHP3, PHP4) unlink---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Delete file Syntax: int unlink (string filename) Description: Delete file filename, similar to UNIX C unlink (). Error returns 0 or FALSE. Pay attention to ...

Pclose (PHP3, PHP4) pclose---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Turn off file indicator syntax: int pclose (int fp) Description: Closes the file metrics that are opened by Popen (). File metrics must be valid and must be a file metric that is successfully opened by calling Popen (). ...

Rewind (PHP3, PHP4) Rewind---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Reset file indicator syntax: int rewind (int fp) Description: Set file indicator FP to the beginning of the file. Returns 0 if an error occurs. File metrics must be valid, and are successfully opened with fopen () ...

Set_file_buffer (PHP3 >= 3.0.8, PHP4 >= 4.0.1) set_file_buffer---&http://www.aliyun.com/zixun/aggregation/ 37954.html ">nbsp; Set file buffer size syntax: int set_file_buffer (int fp, int buffe ...

Filemtime (PHP3, PHP4) filemtime---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Get file Last modified time syntax: int filemtime (string filename) Description: Returns the last time the file was modified, error returns false, return time is UNIX ...

Fgetcsv (PHP3 >= 3.0.8, PHP4) fgetcsv---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Get rows from file metrics and parse CSV field syntax: array fgetcsv (int fp, int length [, string delimiter]) description ...

Fread (PHP3, PHP4) fread---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Read file syntax in bytes: string fread (int fp, int length) Description: fread () reads length single-digit from file indicator FP, when length single tuple has been read or ...

Chown (PHP3, PHP4) chown---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Change the owner syntax of the file: int chown (string filename, mixed user) Description: Try to change file filename owner is user user. Only the manager (Supe).

Umask (PHP3, PHP4) umask---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Change the current umask syntax: int umask (int mask) Description: Umask () set PHP umask to Mask & 0777, and pass back the old umask. When PHP is using the ...

mkdir (PHP3, PHP4) mkdir---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Create directory syntax: int mkdir (string pathname, int mode) Description: Try to build the directory specified by pathname. Note: If you want to assign permissions (octal), you must ...

Fileinode (PHP3, PHP4) fileinode---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Get file inode syntax: int fileinode (string filename) Description: Returns the Inode value of the file, and returns False if an error occurs. The result of this function will be a cache ...

Fgetc (PHP3, PHP4) fgetc---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Gets the character syntax that the file metric refers to: string fgetc (int fp) Description: Returns a String containing a single character from the file indicator FP, returning false at the end of the file. File metrics must be valid and ...

Rehttp://www.aliyun.com/zixun/aggregation/11696.html ">name (PHP3, PHP4) Rename---File rename syntax: int rename (string Oldname, String newname) Description: Try renaming the old name Oldname to NewName. Success returns True, loses ...

chmod (PHP3, PHP4) chmod---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Changing the file's property syntax: int chmod (string filename, int mode) Description: Try to change the specified file FileName property to become a mod. Note: This mode does not ...

Is_link (PHP3, PHP4) is_link---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Identifies whether the file name is a symbolic link syntax: bool Is_link (string filename) Description: If filename exists and is a symbolic link (symbolic link), pass ...

Lstat (PHP3 >= 3.0.4, PHP4) lstat---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Information syntax for obtaining files: Array lstat (string filename) Description: Aggregated file statistics or symbolic link name filename, this function and stat () ...

Filegroup (PHP3, PHP4) filegroup---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Get file-owning group syntax: INT filegroup (string filename) Description: Returns the group ID of the owner of the file, returns False when an error occurs, returns the group ID in the number format ...

Feof (PHP3, PHP4) feof---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Test whether the metric is syntactically at the end of a file: int feof (int fp) Description: Returns False if the file indicator returns True at the end of the file (EOF) or if an error occurs. Document indicators must be valid, and are ...

Touch (PHP3, PHP4) Touch---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Set file modification time syntax: int touch (string filename [, int time]) Description: Try to set the file filename modification time, if the option is not given, so ...

Readlink (PHP3, PHP4) readlink---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Returns the destination syntax for symbolic Links: string Readlink (String path) Description: Readlink () is not like the readlink of C, this function returns the contents of the Symbolic link path ...