mirror of
https://github.com/teivah/100-go-mistakes.git
synced 2026-06-22 01:17:11 +08:00
33 lines
540 B
Go
33 lines
540 B
Go
package main
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import "strings"
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func concat1(values []string) string {
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s := ""
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for _, value := range values {
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s += value
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}
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return s
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}
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func concat2(values []string) string {
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sb := strings.Builder{}
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for _, value := range values {
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_, _ = sb.WriteString(value)
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}
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return sb.String()
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}
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func concat3(values []string) string {
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total := 0
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for i := 0; i < len(values); i++ {
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total += len(values[i])
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}
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sb := strings.Builder{}
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sb.Grow(total)
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for _, value := range values {
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_, _ = sb.WriteString(value)
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}
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return sb.String()
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}
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