eanFirst constant

Map<int, int> const eanFirst

EAN 13 first digit

Implementation

static const eanFirst = <int, int>{
  0x30: 0x0, // LLLLLL
  0x31: 0x34, // LLGLGG
  0x32: 0x2c, // LLGGLG
  0x33: 0x1c, // LLGGGL
  0x34: 0x32, // LGLLGG
  0x35: 0x26, // LGGLLG
  0x36: 0xe, // LGGGLL
  0x37: 0x2a, // LGLGLG
  0x38: 0x1a, // LGLGGL
  0x39: 0x16, // LGGLGL
};