JSFiddle - React, Tailwind, and code Playground

by Frank Liu

JavaScript

function f1(){}
console.log( f1.prototype );
// It does not matter how you declare the function, a
//  function in JavaScript will always have a default
//  prototype property.
let f2 = function(){}; 
console.log( f2.prototype );


// add property into prototype of f1
let f3 = new f2();
f2.prototype.protoPara = "原型参数";
f3.self = "自身参数";
console.log(f3);
console.log(f3.protoPara);
console.log(f3.self);
console.log(f3.selfdfs);

var b = ['yo', 'whadup', '?'];
console.table(b);