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A simple web tool for calculating the weight and size of a bitcoin transaction with specific properties

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JavaScript uses the IEEE 754 double-precision floating-point format for numbers, `18446744073709551615` is larger than this maximum safe integer value. Specifically, it's the maximum value for a 64-bit unsigned integer, which...

The implementation here assumes that all the inputs are of the same type, however transactions might be spending inputs from different address types, impacting the size of the tx. Would...