Added the system variable Path according to other people's tutorials: D:\myphp_www\PHPTutorial\php\php-5.6.27-nts
Use cmd to test php -v. It prompts that php is not an internal or external command. Nor is it a runnable program.
That is to say, the above addition has no effect. If you use cmd to execute php-win.exe under php-5.6.27-nts. Then test php -v, you can output the php version content, but Testing php -v in a newly opened cmd is useless.
How to break it?