const every = (array, func) => {
    let x = true
    array.forEach((item)=> {
        if(!func(item)){x = false}

    })
    return x;

}

const some = (array, func) => {
    let x = false;
    array.forEach((item)=>{
        if(func(item)){x = true}
    })
    return x;
}
console.log(every([1, NaN, NaN], isNaN))
console.log(some([1,1], isNaN))