Nodejs Array Unique unique()

Here you can find the source of unique()

Method Source Code

Array.prototype.unique = function(){
   var r = new Array();
   o:for (var i = 0; i < this.length; i++) {
      for (var x = 0; x < r.length; x++) {
         if (r[x]==this[i]) continue o;
      }/*w  w  w  .jav a  2 s  .co m*/
      r[r.length] = this[i];
   }
   return r;
};

Related

  1. unique()
    Array.prototype.unique = function () {
      var r = [];
      o:for(var i = 0, n = this.length; i < n; i++) {
        for(var x = 0, y = r.length; x < y; x++) {
          if(r[x] == this[i]) {
            continue o;
        r[r.length] = this[i];
    ...
    
  2. unique()
    Array.prototype.unique = function() {
        var a = this.concat();
        for(var i=0; i<a.length; ++i) {
            for(var j=i+1; j<a.length; ++j) {
                if(a[i] === a[j])
                    a.splice(j--, 1);
        return a;
    ...
    
  3. unique()
    function getDomain(address) {
      return address.substring(address.indexOf('@') + 1);
    function cleanPhoneNo(str) {
      return str.replace(/[^\d]/g, '');
    function escapeRegExp(str) {
      var specials = new RegExp("[.*+?|()\\[\\]{}\\\\]", "g"); 
      return str.replace(specials, "\\$&");
    ...
    
  4. unique()
    function SecondGreatLow(arr) {
     arr.sort(function (a,b){
       return a-b;
     });
     arr = arr.unique();
     if (arr.length == 2){
        return arr[1]+ " "+ arr[0];
     } else {
        return arr[1]+ " " + arr[arr.length-2];
    ...
    
  5. unique()
    Array.prototype.unique = function() {
        if (Object.prototype.toString.call(this) !== '[object Array]') {
            throw new TypeError("`this` must be Array, not " + typeof this);
        var unique = [];
        for (var i = 0, l = this.length; i < l; i++) {
            var element = this[i];
            if (unique.indexOf(element) === -1) {
                unique.push(element);
    ...
    
  6. unique()
    Array.prototype.unique = function() {
      var o = {}, i, l = this.length, r = [];
      for(i=0; i<l;i+=1) o[this[i]] = this[i];
      for(i in o) {
        if (o[i]) {
          r.push(o[i]);
      return r;
    ...
    
  7. unique()
    Array.prototype.unique = function() {
      return this.filter( function(value, index, self) { 
        return self.indexOf(value) === index;
      } );
    };
    
  8. unique()
    Array.prototype.unique = function () {
        var r = new Array();
        o:for(var i = 0, n = this.length; i < n; i++)
          for(var x = 0, y = r.length; x < y; x++)
            if(r[x]==this[i])
              continue o;
    ...
    
  9. unique()
    Array.prototype.unique = function() {
        var a = [];
        for (var i=0, l=this.length; i<l; i++)
            if (a.indexOf(this[i]) === -1)
                a.push(this[i]);
        return a;
    };