PHP Developer's Dictionary- P74:PHP is an open source, server-side, HTML-embedded scripting language used to create dynamically generated Web pages. With an easy-to-use syntax and a large, extensible library of modules, PHP brings together the best of Perl, C++, and other languages. | PHP Developer s Dictionary The optional parameter use_inciude_path can be set to 1 if you want to search for the file in the include path. readlink Syntax string readlink string path Description The readiink function returns the destination of the symbolic link defined by path . This function returns false 0 if there is an error. rename Syntax int rename string oldname string newname Description The rename function renames the file or directory defined by oldname to the name specified in newname . This function returns true 1 if the process is successful. rewind Syntax int rewind int fp Description The rewind function sets the file pointer fp to the beginning of the file. This function returns false 0 if there is an error. rmdir Syntax IT-SC book 365 PHP Developer s Dictionary int rmdir string dirname Description The rmdir function removes the directory defined by dirname. Permissions must be adequate for the operation to be completed and the directory must not contain any files. This function returns true 1 if the function is successful. stat Syntax array stat string filename Description The stat function returns the information shown in Table on the file defined by filename. Table . Contents of the stat Array Name Description Device drive This is the device on which the file resides or the drive number Letter 0 1 2 . on a Windows system. Inode The inode of the file. Zero in Windows. Inode mode The read write execute permissions on the file. Number of links The number of links to the file. Windows always returns 1. User The user ID UID of the owner of the file. Windows always returns 0. Group The group ID GID of the owner of the file. Windows always returns 0. Device type drive This is the device type on a UNIX system. Windows returns the letter drive letter. Size The size of the file in bytes. Last access time The last time the file was accessed. Last modified time The last time the file was modified. Last changed time The last time the file was changed. .
