gconv

GF框架提供了非常强大的类型转换包gconv，可以实现将常用数据类型转换为指定的数据类型，对常用基本数据类型之间的无缝转换，同时也支持任意类型到struct对象的转换。由于gconv模块内部大量使用了断言而非反射，因此执行的效率非常高。

使用方式：

import "github.com/gogf/gf/util/gconv"

接口文档：

https://godoc.org/github.com/gogf/gf/util/gconv

基准性能测试

john@john-B85M:~/Workspace/Go/GOPATH/src/github.com/gogf/gf/util/gconv$ go test *.go -bench=".*" -benchmem
goos: linux
goarch: amd64
BenchmarkString-4               20000000                71.8 ns/op            24 B/op          2 allocs/op
BenchmarkInt-4                  100000000               22.2 ns/op             8 B/op          1 allocs/op
BenchmarkInt8-4                 100000000               24.5 ns/op             8 B/op          1 allocs/op
BenchmarkInt16-4                50000000                23.8 ns/op             8 B/op          1 allocs/op
BenchmarkInt32-4                100000000               24.1 ns/op             8 B/op          1 allocs/op
BenchmarkInt64-4                100000000               21.7 ns/op             8 B/op          1 allocs/op
BenchmarkUint-4                 100000000               22.2 ns/op             8 B/op          1 allocs/op
BenchmarkUint8-4                50000000                25.6 ns/op             8 B/op          1 allocs/op
BenchmarkUint16-4               50000000                32.1 ns/op             8 B/op          1 allocs/op
BenchmarkUint32-4               50000000                27.7 ns/op             8 B/op          1 allocs/op
BenchmarkUint64-4               50000000                28.1 ns/op             8 B/op          1 allocs/op
BenchmarkFloat32-4              10000000               155 ns/op              24 B/op          2 allocs/op
BenchmarkFloat64-4              10000000               177 ns/op              24 B/op          2 allocs/op
BenchmarkTime-4                  5000000               240 ns/op              72 B/op          4 allocs/op
BenchmarkTimeDuration-4         50000000                26.2 ns/op             8 B/op          1 allocs/op
BenchmarkBytes-4                10000000               149 ns/op             128 B/op          3 allocs/op
BenchmarkStrings-4              10000000               223 ns/op              40 B/op          3 allocs/op
BenchmarkInts-4                 20000000                55.0 ns/op            16 B/op          2 allocs/op
BenchmarkFloats-4               10000000               186 ns/op              32 B/op          3 allocs/op
BenchmarkInterfaces-4           20000000                66.6 ns/op            24 B/op          2 allocs/op
PASS
ok      command-line-arguments  35.356s