wiki 文档疑问

在这篇文档里

https://mp.weixin.qq.com/debug/wxagame/dev/index.html

var screenCanvas = wx.createCanvas() var offScreenCanvas = wx.createCanvas() var offContext = canvas.getContext('2d')//此处应该是offScreenCanvas吧 offContext.fillStyle = 'red' offContext.fillRect(0, 0, 100, 100)

var offContext = canvas.getContext(‘2d’) 这一行是否写错了