How can users troubleshoot problems with adding environment variables for PHP on Windows?

To troubleshoot problems with adding environment variables for PHP on Windows, users can check if the variable is added correctly by using the "echo %VARIABLE_NAME%" command in the command prompt. If the variable is not recognized, users may need to restart their system for the changes to take effect. Additionally, users can ensure that the variable is added to the PATH variable to be accessible globally. 

// Example PHP code to access an environment variable on Windows
$variableValue = getenv('VARIABLE_NAME');
echo $variableValue;

Keywords

Environment variables PHP Windows troubleshooting error detection

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