FindLastIndexOf

func FindLastIndexOf[T comparable](slice []T, value T) int

FindLastIndexOf takes a slice of type T and a value of type T. If any element in the slice equals the given value, the last index of is occurrence is returned. If no element is found, -1 is returned.

package main

import (
    "fmt"
    "strings"

    "github.com/Goldziher/go-utils/sliceutils"
)

func main() {
    friends := []string{"John", "Bob", "Mendy", "Suzy", "John"}

    result := sliceutils.FindLastIndexOf(friends, "John")

    fmt.Print(result) // 4
}