drawImage

onLoad: function () {

var context = wx.createCanvasContext(‘myCanvas’)

var baizi = ‘http://zkres.myzaker.com/data/ads\_web/share\_pic.png’;

wx.getImageInfo({

src: baizi,

success: function (res) {

console.log(res.path);

context.drawImage(res.path, 0, 0, 150, 100)

context.draw();

},

fail: function (e) {

console.log(e);

}

})

},

开发工具好用，真机为什么不好用呢 ，真机打开调试又好用，这是为什么