ruby

> #### 1. setTimeout > ```js > console.log('script start') //1. 打印 script start > setTimeout(function(){ > console.log('settimeout') // 4. 打印 settimeout > }) // 2. 调用 setTimeout 函数，并定义其完成后执行的回调函数 > console.log('script...

 I installed the plugins but I couldn't load it in my web page...