this post was submitted on 05 Aug 2023
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[โ€“] whats_a_refoogee@sh.itjust.works 8 points 1 year ago (1 children)

It doesn't. A double is a 64 bit value while an integer is 32 bit. A long is a 64 bit signed integer which stores more exact integer numbers than a double.

[โ€“] LeFantome@programming.dev 1 points 1 year ago* (last edited 1 year ago)

Technically, a double stores most integers exactly ( up until a certain value ) and then approximations of integers of much larger sizes. A long stores all its integers exactly but cannot handle values nearly as large.

For most real world data ranges, they are both going to store integers exactly.