/usr/share/go-1.6/src/os/str.go is in golang-1.6-src 1.6.1-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | // 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.
// Simple converions to avoid depending on strconv.
package os
// Convert integer to decimal string
func itoa(val int) string {
if val < 0 {
return "-" + uitoa(uint(-val))
}
return uitoa(uint(val))
}
// Convert unsigned integer to decimal string
func uitoa(val uint) string {
if val == 0 { // avoid string allocation
return "0"
}
var buf [20]byte // big enough for 64bit value base 10
i := len(buf) - 1
for val >= 10 {
q := val / 10
buf[i] = byte('0' + val - q*10)
i--
val = q
}
// val < 10
buf[i] = byte('0' + val)
return string(buf[i:])
}
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