字节数字大小的估算

Open caipengbo opened this issue 6 years ago • 0 comments

2^10 = 1024 10^3 = 1000 1个int = 4个字节 32位，去掉一位符号位，31位，2^31 = 2*(2^30) ≈ 2 * (10^9)

Mar 25 '19 03:03 caipengbo