SOURCE

let tableLine = [
    {
        value: 1,
        url: 1
    },
    {
        value: 2,
        url: 2
    },
    {
        value: 3,
        url: 3
    },
    {
        value: 4,
        url: 4
    },
    {
        value: 5,
        url: 'null'
    }
] // null
// null [1,2,3,4,5]
console.log(JSON.stringify(first))
function reverseLine (head) {
    let per = head
    let next = tableLine[1]
}
reverseLine(tableLine[0])