PHP QR Code

int(4)
You can provide data in GET parameter: like that
Data:   ECC:   Size:  
BENCHMARK
till after_raw: 0.017471s
till after_filler: 0.019047s
till after_mask: 0.031902s
till after_encode: 0.000027s
till finish: 0.001821s
TOTAL: 0.070268s