2 回答

TA貢獻1853條經驗 獲得超9個贊
package main
import (
"fmt"
"sort"
"strconv"
)
type Rooms struct {
Type string
Total string
}
func main() {
CombinedRooms := [][]Rooms{
{Rooms{Type: "c", Total: "2"}, Rooms{Type: "b", Total: "1"}, Rooms{Type: "f", Total: "10"}},
{Rooms{Type: "d", Total: "5"}, Rooms{Type: "a", Total: "0"}},
}
fmt.Println(CombinedRooms)
for i, _ := range CombinedRooms {
sort.Slice(CombinedRooms[i], func(j, k int) bool {
netRateJ, _ := strconv.Atoi(CombinedRooms[i][j].Total)
netRateK, _ := strconv.Atoi(CombinedRooms[i][k].Total)
return netRateJ < netRateK
})
}
fmt.Println(CombinedRooms)
sort.Slice(CombinedRooms[:], func(i, j int) bool {
for x := range CombinedRooms[i] {
netRateJ, _ := strconv.Atoi(CombinedRooms[i][x].Total)
netRateK, _ := strconv.Atoi(CombinedRooms[j][x].Total)
if netRateJ == netRateK {
continue
}
return netRateJ < netRateK
}
return false
})
fmt.Println(CombinedRooms)
}
我現在明白你的問題了,上面的解決方案嘗試通過比較每個內部切片元素來對外部切片中的內部切片進行排序(其中應該對內部切片元素進行排序)。如果你想要更好的,我相信你必須把切片壓平并分類。

TA貢獻1906條經驗 獲得超3個贊
您的示例https://play.golang.org/p/yyGygJyqtkn正確地對內部切片進行排序,它打印相同的輸出,因為內部切片具有相同的值。但是,如果您還想根據內部切片的值對 CombinedRooms 進行排序,請添加以下代碼:
sort.Slice(CombinedRooms, func(j, k int) bool {
netRateJ, _ := strconv.Atoi(CombinedRooms[j][0].Total)
netRateK, _ := strconv.Atoi(CombinedRooms[k][0].Total)
return netRateJ < netRateK
})
在這里找到工作代碼https://play.golang.org/p/LLCeJdlE-hM
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