Programming-Idioms

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2015-12-30, 13:57:44

2015-12-30, 13:58:32

Idiom #76 Binary digits from an integer

Create the string s of integer x written in base 2.

E.g. 13 -> "1101"

Create the string s of integer x written in base 2.

E.g. 13 -> "1101"

import "strconv"

import "strconv"

s := strconv.FormatInt(x, 2)

s := strconv.FormatInt(x, 2)

Here x has type int64.

For very big numbers, prefer type *big.Int.

Here x has type int64.

For very big numbers, prefer type *big.Int.

https://golang.org/pkg/strconv/#FormatInt

http://stackoverflow.com/a/13870865/871134

http://stackoverflow.com/a/13870865/871134

http://play.golang.org/p/Puc5oe4Lv5

http://play.golang.org/p/Puc5oe4Lv5

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