PHP Warning: PHP Startup: Unable to load dynamic library 'imagick' (tried: C:\xampp\php\ext\imagick code example

Example 1: PHP Startup: Unable to load dynamic library

If you are a windows user, make sure to uncomment this line in your php.ini 
file:
	
extension_dir = "ext"

Example 2: PHP Warning: PHP Startup: Unable to load dynamic library 'apc.so'

comment out this line by adding a semi-colon in front
;extension=apc.so