Hey Im trying to use an exchange rate gathered from json as a string to create a uint variable similar to the rate, but I need a way to capture the information after the decimal. For instance I want "1.45" to end up as "145" or something similar. Is this possible?
Decide how many decimal places you want and multiply by that number. That way your contract can work in uints internally. At Reality Keys we publish data like this:
https://www.realitykeys.com/exchange/11353 (Look under "See how we will sign".)
Alternatively the Solidity docs mention a