JS笔记        
        
      
        
            直接返回时间戳：Date.now()；当前时间 
let newDate = new Date();
      let strData = `${newDate.getFullYear()}-${newDate.getMonth() + 1}-${newDate.getDate()} ${newDate.getHours()}:${newDate.getMinutes()}:${newDate.getSeconds()}`
      console.log(strData);VIDEO倍速：playbackRate
        
    
    
  
   最后编辑时间为: April 22nd , 2020 at 09:35 a...