Contents

package binary

import (
	"fmt"
)

// ParseBinary converts a binary string to an integer value
func ParseBinary(bin string) (int, error) {
	val := 0
	for _, digit := range bin {
		switch digit {
		case '1':
			// multiply val by 2 and add 1
			val = (val << 1) + 1
		case '0':
			// multiply val by 2 and add 0
			val = (val << 1) + 0
		default:
			// if the character was not 1 or 0, it must be invalid
			return 0, fmt.Errorf("unexpected rune '%c'", digit)
		}
	}
	return val, nil
}

Version data entries

122 entries across 122 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/go/exercises/binary/example.go
trackler-2.2.1.179	tracks/go/exercises/binary/example.go
trackler-2.2.1.178	tracks/go/exercises/binary/example.go
trackler-2.2.1.177	tracks/go/exercises/binary/example.go
trackler-2.2.1.176	tracks/go/exercises/binary/example.go
trackler-2.2.1.175	tracks/go/exercises/binary/example.go
trackler-2.2.1.174	tracks/go/exercises/binary/example.go
trackler-2.2.1.173	tracks/go/exercises/binary/example.go
trackler-2.2.1.172	tracks/go/exercises/binary/example.go
trackler-2.2.1.171	tracks/go/exercises/binary/example.go
trackler-2.2.1.170	tracks/go/exercises/binary/example.go
trackler-2.2.1.169	tracks/go/exercises/binary/example.go
trackler-2.2.1.167	tracks/go/exercises/binary/example.go
trackler-2.2.1.166	tracks/go/exercises/binary/example.go
trackler-2.2.1.165	tracks/go/exercises/binary/example.go
trackler-2.2.1.164	tracks/go/exercises/binary/example.go
trackler-2.2.1.163	tracks/go/exercises/binary/example.go
trackler-2.2.1.162	tracks/go/exercises/binary/example.go
trackler-2.2.1.161	tracks/go/exercises/binary/example.go
trackler-2.2.1.160	tracks/go/exercises/binary/example.go