SOURCE

var ss = [
    {
        index:3,
        name:"123",
        tel:"123456"
    },
    {   
        index:0,
        name:"123",
        tel:"123456"
    },
    {
        index:1,
        name:"456",
        tel:"123456"
    },
    {
        index:2,
        name:"789",
        tel:"123456"
    },

    {
        index:4,
        name:"789",
        tel:"123456"
    },
]

function filterObj(obj,filterFields){
    var fun = (t,item)=>{

        var f = []; 
        filterFields.forEach(s=>{
            f.push(_=>{
                return t[s] == item[s];
            })
        })

        return (f.filter(i=>i() === true)).length == f.length;

    }

    return obj.filter((item,index)=>{
        return obj.findIndex(t=>fun(t,item) === true) == index;
        // return ss.findIndex(t=>t.name==item.name && t.tel == item.tel) == index;
    })

}
console.log(filterObj(ss,['name','tel']));