Passing parameter to a promise using arrow function

//passing value to a promise using arrow function

let numberSlover=(x)=>new Promise((resolve, reject)=>{

if(typeof x=="number")

{

resolve("Pass")

}else

{

reject("Fail")

}

})

numberSlover(22).then((data)=>

{

console.log(data);

},(data)=>{

console.log(data);

}

)