產生QR-Code

• 利用Library:
• https://davidshimjs.github.io/qrcodejs/

code=new QRCode(document.getElementById("cc"),

{ text: document.getElementById("txt").value,

width: 128,

height: 128,

colorDark : "#000000",

colorLight : "#ffffff",

correctLevel : QRCode.CorrectLevel.H });

• 參考https://webpg.vexp.idv.tw/demo/js50.html