The command line is also called the shell command. In mac or Linux, we use the shell command to run the program in the terminal. Next, this article will introduce to you how to use the bash command line to run the php program in the Linux environment.
Settings required to execute php on the command line
To run How to run php using command line under Linux using the command line, it is assumed that it is installed How to run php using command line under Linux, in linux or mac, it can be installed from scratch. The required setting is the PATH setting, which is an environment variable that lists the directories in which the OS searches for executable files when it executes external commands.
In Cloud 9, How to run php using command line under Linux commands are placed in /usr/bin/php.
/usr/bin/php -v
Enter the above How to run php using command line under Linux command to display version information.
Only it is executable if /usr/bin is listed in PATH
php -v
.
Since /usr/bin is added from scratch in many client environments, PATH can also be executed using the above command.
View the contents of PATH
printenv PATH
Enter and execute, you can see that several directories have been added from the beginning; if it cannot be executed, you need to add them to PATH.
export PATH=$PATH:/usr/bin
Although it can be added, PATH will disappear if you restart.
nano ~/.bashrc
If you use the command .bashrc to open the file export PATH=$PATH:$HOME/.local/bin:$HOME/bin command line, the PATH setting will be automatically performed the next time bash is started. (Cloud 9 does not require setting.)
Let’s look at the specific operation of php
If set correctly, entering the following command will display “Hello world! ”
php -r 'echo "Hello world!",How to run php using command line under Linux_EOL;'
This way you can execute php with a command line.
Like the following; if separated, you can write multiple statements in one line to perform various tasks according to different methods.
php -r '$sum=0;for ($i=1; $i<=10; $i++) {$sum+=$i;} echo $sum,How to run php using command line under Linux_EOL;'
Writing multiple statements on one line in this manner is called a multi-statement.
You can also run existing How to run php using command line under Linux source programs.
php example.php
The How to run php using command line under Linux command reads the example.php file and executes it.
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