Prevent using this.state within a this.setState (react/no-access-state-in-setstate). This rule should prevent usage of this.state inside setState calls. ... <看更多>

Since there's a lot of misinformation in this thread, here's how you can do it without helper libs: handleChange: function (e) { // 1. ... <看更多>

你當然可以把它們傳遞state 給函式元件(function state)，但是這些組件不能直接修改。 主元件app.js. // app.js import React, { ... ... <看更多>

In this video, we learn about the ReactJS setState() method. A state in React dictates and controls the ... ... <看更多>