how to Save the Java Script? use what extension? and how to run it?

Question

can you tell me? i realy dont understand

Answer 1

oh like that ya? its use aplikation? IDE is a aplication or what is it? sorry i dont know, anything about it, 😅😅😅

Answer 2

.js, ctrl +s in your editor, use build and run icon in your IDE, 😂LOL