blob: a0a7496641e5e50e0303962403218f9bd895910f [file] [log] [blame]
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package strconv
// Uitob64 returns the string representation of i in the given base.
func Uitob64(u uint64, base uint) string {
if base < 2 || 36 < base {
panic("invalid base " + Uitoa(base))
}
if u == 0 {
return "0"
}
// Assemble decimal in reverse order.
var buf [64]byte
j := len(buf)
b := uint64(base)
for u > 0 {
j--
buf[j] = "0123456789abcdefghijklmnopqrstuvwxyz"[u%b]
u /= b
}
return string(buf[j:])
}
// Itob64 returns the string representation of i in the given base.
func Itob64(i int64, base uint) string {
if i == 0 {
return "0"
}
if i < 0 {
return "-" + Uitob64(-uint64(i), base)
}
return Uitob64(uint64(i), base)
}
// Itoa64 returns the decimal string representation of i.
func Itoa64(i int64) string { return Itob64(i, 10) }
// Uitoa64 returns the decimal string representation of i.
func Uitoa64(i uint64) string { return Uitob64(i, 10) }
// Uitob returns the string representation of i in the given base.
func Uitob(i uint, base uint) string { return Uitob64(uint64(i), base) }
// Itob returns the string representation of i in the given base.
func Itob(i int, base uint) string { return Itob64(int64(i), base) }
// Itoa returns the decimal string representation of i.
func Itoa(i int) string { return Itob64(int64(i), 10) }
// Uitoa returns the decimal string representation of i.
func Uitoa(i uint) string { return Uitob64(uint64(i), 10) }