I've seen recently another version of itoa called itoa_jeaiii with good performance claims: https://twitter.com/Atrix256/status/938994058348847106 https://twit

I've seen recently another version of itoa called itoa_jeaiii with good performance claims: https://twitter.com/Atrix256/status/938994058348847106 https://twitter.com/Atrix256/status/938994058348847106 Code at https://github.com/jeaiii/itoa/tree/master/itoa https://github.com/jeaiii/itoa/tree/master/itoa