PHP QR Code

int(4)
You can provide data in GET parameter: like that
Data:   ECC:   Size:  
BENCHMARK
till after_raw: 0.002223s
till after_filler: 0.001094s
till after_mask: 0.018422s
till after_encode: 0.000025s
till finish: 0.000813s
TOTAL: 0.022577s