1 // Copyright 2009 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
5 //go:build !compiler_bootstrap
9 import "internal/bytealg"
11 // index returns the index of the first instance of c in s, or -1 if missing.
12 func index(s string, c byte) int {
13 return bytealg.IndexByteString(s, c)