node.js exports module.exports

(make.js)
function show(data){
   console.log("WEILCOME" + data);
}

exports.show = show

获取

var show = require("./make").show;
show("jinkang");

输出   WELCOME jinkang

(make.js)
exports.show = function(data){
    console.log("WEILCOME" + data);
}
获取

var show = require("./make").show;
show("jinkang");

输出  WELCOME jinkang

(make.js)
module.exports = function(data){
    console.log("WEILCOME" + data);
}
获取

var show = require("./make");
show("jinkang");

输出 WELCOM jinkang