I'm using yii2 basic application. what i want is i have to configure adminlte with yii2 basic. So that i have used this composer.
composer require dmstr/yii2-adminlte-asset "2.*"
while running this command in terminal i got the below errors. I don't know what it is.
Problem 1
- yiisoft/yii2 2.0.10 requires ext-mbstring * -> the requested PHP extension mbstring is missing from your system.
- yiisoft/yii2 2.0.10 requires ext-mbstring * -> the requested PHP extension mbstring is missing from your system.
- yiisoft/yii2 2.0.10 requires ext-mbstring * -> the requested PHP extension mbstring is missing from your system.
- Installation request for yiisoft/yii2 (locked at 2.0.10, required as ~2.0.5) -> satisfiable by yiisoft/yii2[2.0.10].
To enable extensions, verify that they are enabled in those .ini files:
- /etc/php/7.1/cli/php.ini
- /etc/php/7.1/cli/conf.d/10-opcache.ini
- /etc/php/7.1/cli/conf.d/10-pdo.ini
- /etc/php/7.1/cli/conf.d/20-calendar.ini
- /etc/php/7.1/cli/conf.d/20-ctype.ini
- /etc/php/7.1/cli/conf.d/20-exif.ini
- /etc/php/7.1/cli/conf.d/20-fileinfo.ini
- /etc/php/7.1/cli/conf.d/20-ftp.ini
- /etc/php/7.1/cli/conf.d/20-gettext.ini
- /etc/php/7.1/cli/conf.d/20-iconv.ini
- /etc/php/7.1/cli/conf.d/20-json.ini
- /etc/php/7.1/cli/conf.d/20-phar.ini
- /etc/php/7.1/cli/conf.d/20-posix.ini
- /etc/php/7.1/cli/conf.d/20-readline.ini
- /etc/php/7.1/cli/conf.d/20-shmop.ini
- /etc/php/7.1/cli/conf.d/20-sockets.ini
- /etc/php/7.1/cli/conf.d/20-sysvmsg.ini
- /etc/php/7.1/cli/conf.d/20-sysvsem.ini
- /etc/php/7.1/cli/conf.d/20-sysvshm.ini
- /etc/php/7.1/cli/conf.d/20-tokenizer.ini
You can also run php --ini
inside terminal to see which files are used by PHP in CLI mode.
Installation failed, reverting ./composer.json to its original content.
Should i install anything. I'm using linux (ubuntu) and php version is 5.6. Can anyone help to figure it out?