Resolve PHP is not an internal or external command

    I think I have been engaged in the development industry for many years , Did not escape cmd The claw of ……

 

cmd Command line execution php / php -v  The command prompt that I am not an internal file or external …………

 

I read a lot of information , It means modifying environment variables , I also changed , I did it , The computer also rebooted , What's going on ……

 

Or because of my carelessness , I was delayed for more than an hour in the evening .

………………………… Talk about the special dividing line for business ……………………………

Let me start with the picture above

 

// perhaps   Start +R   sysdm.cpl  Command to open

Put your own php Put the catalog in , My is 【D:\phpstudy_pro\Extensions\php\php7.1.9nts】

remember Unwanted write php.exe

remember Unwanted write php.exe

remember Unwanted write php.exe

remember Unwanted write php.exe

remember Unwanted write php.exe

remember Unwanted write php.exe

You're wrong to write that ,

Then close the command line you opened , Reopen a   Input php / php -v  It's comfortable