测试了三个从数字转换为字符的性能,
高手的感觉。。。。
package listing28_testimport ( "fmt" "testing" "strconv")func BenchmarkSprintf(b *testing.B) { number := 10 b.ResetTimer() for i := 0; i < b.N; i++ { fmt.Sprintf("%d", number) }}func BenchmarkFormat(b *testing.B) { number := int64(10) b.ResetTimer() for i := 0; i < b.N; i++ { strconv.FormatInt(number, 10) }}func BenchmarkItoa(b *testing.B) { number := 10 b.ResetTimer() for i := 0; i < b.N; i++ { strconv.Itoa(number) }}