Cannot use import statement outside a module web3 code example

Example 1: SyntaxError: Cannot use import statement outside a module

Node.js >= v13

Save the file with .mjs extension, &
Add { "type": "module" } in the nearest package.json.
(run npm init to create package.json)

Example 2: Uncaught SyntaxError: Cannot use import statement outside a module

1. Inside scripts file import the following module
	import {a} from "./module.js";
	alert(a);
    
2. add that script inside file you want to use it
	<script type="module" src="PATH_TO_FILE"></script>