The write way for require/common/globally javascript lib

require-common-gloably.js

(function(name, definition) {
    if (typeof module != 'undefined') module.exports = definition();
    else if (typeof define == 'function' && typeof define.amd == 'object') define(definition);
    else this[name] = definition();
}('mod', function() {
    //This is the code you would normally have inside define() or add to module.exports
    return {
        sayHi: function(name) {
            console.log('Hi ' + name + '!');
        }
    };
}));