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https://github.com/chai2010/advanced-go-programming-book.git
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26 lines
504 B
Go
Executable File
26 lines
504 B
Go
Executable File
// Copyright © 2017 ChaiShushan <chaishushan{AT}gmail.com>.
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// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
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package stackmap
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func X(b []byte) []byte
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//func X(b []byte) []byte {
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// if len(b) == cap(b) {
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// b = growSlice(b)
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// }
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// b = b[:len(b)+1]
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// b[len(b)-1] = 3
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// return b
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//}
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func growSlice(b []byte) []byte {
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newCap := 10
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if cap(b) > 5 {
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newCap = cap(b) * 2
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}
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b1 := make([]byte, len(b), newCap)
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copy(b1, b)
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return b1
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}
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