Linux环境下安装PHP的mbstring模块

cd /home/local/php-5.6.25/ext/mbstring
/usr/local/php/bin/phpize
./configure --with-php-config=/usr/local/php/bin/php-config
make && make install
修改/usr/local/php/etc/php.ini 添加：extension=mbstring.so
/usr/local/apache/bin/apachectl restart