Function strToNum

src/qrcode.js:1423–1429

(s)

    }

    var strToNum = function (s) {
      var num = 0
      for (var i = 0; i < s.length; i += 1) {
        num = num * 10 + chatToNum(s.charAt(i))
      }
      return num
    }

    var chatToNum = function (c) {
      if (c >= '0' && c <= '9') {