Showing posts with label 整数型. Show all posts
Showing posts with label 整数型. Show all posts

Tuesday, June 6, 2017

macOS Sierra: Bash (Unix shell): Command to Test for Int64 or Long Integer Support

Command:

$ ((x=(2**63)-1)); echo $x; ((x++)); echo $x;


Result:

9223372036854775807
-9223372036854775808


Interesting note:

9,223,372,036,854,775,807

is

nine quintillion two hundred twenty three quadrillion three hundred seventy two trillion thirty six billion eight hundred fifty four million seven hundred seventy five thousand eight hundred seven

is

九百二十二三千三百七十二三百六十八五千四百七十七五千八百七