Warning: PHP Startup: Unable to load dynamic library 'mbstring' (tried: C: \ php \ ext \ mbstring (not specified mold

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php can not find the specified module, specific questions are as follows:

Warning: PHP Startup: Unable to load dynamic library 'mbstring' (tried: C:. \ Php \ ext \ mbstring ( The specified module could not be found), C: \ php \ ext \ php_mbstring.dll ( not specified module)) in Unknown 0 ON Line.
PHP Warning: PHP the Startup: Unable to the Load Dynamic Library 'Exif' (Tried: C:. \ PHP \ EXT \ Exif (the specified module could not be found), C: \ php \ ext \ php_exif.dll (specified module could not be found.)) in Unknown on line 0

See the error message, because ** C: \ php \ ext ** This directory associated dll file not found, and our expansion files in the same directory and below php.exe ext folder. Here we need to change it php.ini configuration file:

D: \ lnmp \ php \ php.ini

Mourning to extension_dir front of ';' to.

Run again, everything is normal.

php -m