Install the mbstring extension of php in CentOS

Php's mbstring extension will cause some problems if it is not installed: Example 1: when logging on to phpMyAdmin, the system will prompt no string encoding or string processing library php_mbstring, in some programs, the mb_substr function is used without the mbstring extension of php. when these programs run, the message "& ldquo; Fatal" is usually displayed.

If the mbstring extension of php is not installed, some problems may occur:

Example 1: when logging on to phpMyAdmin, the system will prompt no string encoding and no string processing library php_mbstring. some programs will

The mb_substr function is used without the mbstring extension of php. when these programs run, the system usually prompts "Fatal error: Call

Undefined function mb_substr ()".

Example 2: access to the phpRedisAdmin page is blank.

 

The installation steps are as follows:

1. install the mbstring extension

yum -y install php-mbstring

2. configure php. ini to support this extension

vi /etc/php.ini

File addition

extension=mbstring.so

3. restart the httpd service

service httpd restart

Complete.