How to "Shift" to sprint in Roblox Studio!

[@exoxrs]

-scripts-
local Player = game.Players.LocalPlayer
local Humanoid = Player.Character.Humanoid
local ShiftToRun = false
local OriginalWalkSpeed = 16 -- This is is what the players walkspeed will be on default
local RunningWalkSpeed = 32 -- Change this to whatever you want the players walkspeed to be when they click shift.
local function onKeyPress(input)
if input.KeyCode == Enum.KeyCode.LeftShift then
ShiftToRun = true
Humanoid.WalkSpeed = RunningWalkSpeed
end
end
local function onKeyRelease(input)
if input.KeyCode == Enum.KeyCode.LeftShift then
ShiftToRun = false
Humanoid.WalkSpeed = OriginalWalkSpeed
end
end
game:GetService("UserInputService").InputBegan:Connect(onKeyPress)
game:GetService("UserInputService").InputEnded:Connect(onKeyRelease)