diff --git a/JavaScript_Advance/get_environment_variable.js b/JavaScript_Advance/get_environment_variable.js
new file mode 100644
index 0000000..59e5783
--- /dev/null
+++ b/JavaScript_Advance/get_environment_variable.js
@@ -0,0 +1,7 @@
+//  Getting values of environment variables
+//  For example, getting username of machine
+const ENV_VARIABLE_KEY = "USER";
+
+const ENV_VARIABLE_VALUE = process.env[ENV_VARIABLE_KEY];
+
+console.log(ENV_VARIABLE_VALUE);
\ No newline at end of file