c# - Why doesn't the decimal class use the remaining 26 bits? -

c# - Why doesn't the decimal class use the remaining 26 bits? -

the decimal class uses 96 bits integral part, 1 bit sign, , 5 bits scaling factor. 26 bits unused, , max value 7.9e28 because maximum exponent 28.

using other 26 bits, precision higher. what's reason implementation choice?

you might find article useful:

http://csharpindepth.com/articles/general/decimal.aspx

128 4 x 32. cpu's have 32 (or 64) bit registers , alus, divisible 32 much easier manipulate , store etc.

c# decimal