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文件: /usr/share/go-1.23/src/internal/bytealg/count_native.go
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// Copyright 2018 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. //go:build amd64 || arm || arm64 || ppc64le || ppc64 || riscv64 || s390x package bytealg //go:noescape func Count(b []byte, c byte) int //go:noescape func CountString(s string, c byte) int // A backup implementation to use by assembly. func countGeneric(b []byte, c byte) int { n := 0 for _, x := range b { if x == c { n++ } } return n } func countGenericString(s string, c byte) int { n := 0 for i := 0; i < len(s); i++ { if s[i] == c { n++ } } return n }
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