how to save canvas to image using fs api of nw.js.

[Xianghao Liao]

 how to save canvas to image using fs api of nw.js.

[kailniris]

var fs = require('fs');

var c = document.getElementById("myCanvas");

var ctx = c.getContext("2d");

ctx.moveTo(0, 0);

ctx.lineTo(200, 100);

ctx.stroke();

  <canvas id="myCanvas" width="200" height="100" style="border:1px solid #000000;">

  </canvas>

base64Data = c.toDataURL("image/png").replace(/^data:image\/png;base64,/, "")

fs.writeFile("c:/Dev/test.png",  base64Data, 'base64', function (err) {

    if (err) {

        console.log("err", err);

    } else {

        return res.json({ 'status': 'success' });

    }

});

[Xianghao Liao]

It's work!  Thank you for helping me  solve this problem!

在 2016年12月2日星期五 UTC+8下午6:10:52，kailniris写道：