Complete the function which converts hex number (given as a string) to a decimal number.

TypeScript

function hexToDec(hexString: string):number{
    return parseInt(hexString, 16);
}

console.log(hexToDec("FF"));

Go

package main

import (
	"fmt"
	"strconv"
)

func hexToDec(hexString string) int64 {
	decimal, _ := strconv.ParseInt(hexString, 16, 32)
	return decimal
}

func main() {
	fmt.Println(hexToDec("FF"))
}

Python

def hex_to_dec(hexString):
    return int(hexString, 16)

print(hex_to_dec("FF"))

PHP

function hexToDec($hexString) {
    return hexdec($hexString);
}

echo hexToDec("FF");