Object Comparisons / Faster

by wrxsti85

JavaScript

function uniq_fast(a){
    var seen = {};
    var out = [];
    var len = a.length;
    var j = 0;
    for (var i = 0; i < len; i++) {
        var item = JSON.stringify(a[i]);
        if (seen[item] != true) {
            seen[item] = true;
            out[j++] = JSON.parse(item);
        }
    }
    return out;
}

var r = [{
        "bzId": 10000,
        "techOrderId": 77313055,
        "dbName": "db619427217",
        "hostName": "rdb-us514.schlund.de",
        "lastChange": "Mar 26 2016 06:54AM",
        "changedBy": "[sa_space_dbeinrichter@dbman02] [sa_spac"
    }, {
        "bzId": 10000,
        "techOrderId": 77313055,
        "dbName": "db619427217",
        "hostName": "rdb-us514.schlund.de",
        "lastChange": "Mar 26 2016 06:54AM",
        "changedBy": "[sa_space_dbeinrichter@dbman02] [sa_spac"
    }, {
        "bzId": 10000,
        "techOrderId": 77313055,
        "dbName": "db619427217",
        "hostName": "rdb-us514.schlund.de",
        "lastChange": "Mar 26 2016 06:54AM",
        "changedBy": "[sa_space_dbeinrichter@dbman02] [sa_spac"
    }, {
        "bzId": 10000,
        "techOrderId": 77313055,
        "dbName": "db619427217",
        "hostName": "rdb-us514.schlund.de",
        "lastChange": "Mar 26 2016 06:54AM",
        "changedBy": "[sa_space_dbeinrichter@dbman02] [sa_spac"
    }, {
        "bzId": 10000,
        "techOrderId": 77313055,
        "dbName": "db619427217",
        "hostName": "rdb-us514.schlund.de",
        "lastChange": "Mar 26 2016 06:54AM",
        "changedBy": "[sa_space_dbeinrichter@dbman02] [sa_spac"
    }, {
        "bzId": 10000,
        "techOrderId": 77313055,
        "dbName": "db619427217",
        "hostName": "rdb-us514.schlund.de",
        "lastChange": "Mar 26 2016 06:54AM",
        "changedBy": "[sa_space_dbeinrichter@dbman02] [sa_spac"
    }, {
        "bzId": 10000,
        "techOrderId": 77313055,
        "dbName": "db619427217",
        "hostName": "rdb-us514.schlund.de",
        "lastChange": "Mar 26...