Performance Test
goos: linux
goarch: amd64
pkg: github.com/gogf/gf/v2/os/gtimer
Benchmark_Add-12 4048776 291.9 ns/op 249 B/op 6 allocs/op
Benchmark_StartStop-12 100000000 10.96 ns/op 0 B/op 0 allocs/op
PASS
ok command-line-arguments 6.602s