How to update the configuration file using the COPY function in php

This article describes how to use the COPY function to update the configuration file in php, and describes how to update the configuration information using the copy function, for more information about how to update the configuration file using the COPY function in php, see the following example. Share it with you for your reference. The details are as follows:

The _ saveconfig. php file is as follows:

<? Php/** File: _ saveconfig. php ** Modified: 2010-7-11 * By: liulang * Description: two files are involved: _ saveconfig. php and config. when php updates some global configuration variables in the background, * changes the background config. php then uses this file to change the front-end config. php files (front and back-end files are the same), * this is a method I have used, I think it is good, take out to share with you ** Created: * By: liulang (xujiaphp@gmail.com) **/$ srcFile = '.. /'. $ dRootDir. '# data/config. php'; $ dstFile = $ dRootDir. 'config. php '; $ content = file_get_contents ($ srcFile); $ arr = Array ('sitename', $ gSite ['sitename']), array ('sitenameen', $ gSite ['sitenameen']), array ('sitekeyword ', $ gSite ['sitekeyword']), array ('sitedescription', $ gSite ['sitedescription']), array ('urlprefix', $ gUrlPrefix), array ('dbhost ', $ gDb ['host']), array ('dbuser', $ gDb ['user']), array ('dbpwd', $ gDb ['pwd']), array ('dbname', $ gDb ['DB']), array ('dbprefix', $ gDb ['prefix']), array ('dir', $ gUplo Ad ['dir']), array ('imagewidth', $ gUpload ['imagewidth']), array ('imageheight', $ gUpload ['imageheight']), array ('contactus ', $ CONTACTUS), array ('menuhiddendiv', $ menuhiddenp), array ('theme ', $ gTheme), array ('date ', date ('Y-m-D'), array ('user', $ dAdminName); for ($ I = 0; $ I <count ($ arr ); $ I ++) {$ content = str_replace ('~ '~ '. $ Arr [$ I] [0].' ~ '~ ', $ Arr [$ I] [1], $ content);} copy ($ dRootDir. 'config. php', $ dRootDir. 'bak. config. php '); // copy ($ dRootDir. 'bak. config. php ','.. /'. $ dRootDir. 'config. php '); $ done = file_put_contents ($ dstFile, $ content); copy ($ dstFile ,'.. /'. $ dRootDir. 'config. php ');?>

The config. php configuration file is as follows:

<? Php/** File: config. php ** Modified: 2010-09-20 * By: admin ** Created: 2010-6-20 * By: liulang (xujiaphp@gmail.com) **/$ gVersion = '1. 0'; $ gDb = array ('host' => 'localhost', // host name 'user' => 'root', // username 'pwd' => '', // password 'DB' => 'Sino ', // database name 'prefix' => 'Sin _' // database prefix ); $ gSite = array ('sitename' => 'company name', 'sitenameen' => 'we are the company ', 'sitekeyword' => 'medicines, pharmaceuticals ', 'sitedescript Ion '=> 'company name is a 00 company'); $ gUpload = array ('dir' => 'uploads', 'imagewidth' => '123 ', 'imageheight' => '*'); $ contactus = ''; $ menuhiddenp =" "; $ FROMURL = $ _ SERVER [" HTTP_REFERER "]? $ _ SERVER ["HTTP_REFERER"]: $ HTTP_SERVER_VARS ["HTTP_REFERER"]; $ dRootDir = '.. /'; $ conn = mysql_connect ($ gDb ['host'], $ gDb ['user'], $ gDb ['pwd']); mysql_select_db ($ gDb ['DB']) or die ('database connect error! '); Mysql_query ("set names 'gbk'");?>

I hope this article will help you with php programming.