diff --git a/assets/collection/collection.js b/assets/collection/collection.js
index 714859a..a59d5cb 100644
--- a/assets/collection/collection.js
+++ b/assets/collection/collection.js
@@ -2,7 +2,7 @@
 /**
  * в разработке
  */
-kit.PluginManager.register('Collection',function(module, exports, require, global) {
+kit.PluginManager.register('Collection', function(module, exports, require, global) {
 
     var support = require('support');
     var valueEx = support.valueEx;
@@ -16,31 +16,83 @@ kit.PluginManager.register('Collection',function(module, exports, require, globa
         }
         return new Collection([]);
     }
+
+    function setLastIndex(key){
+        var n = Number(key);
+        if (support.arr.isKey(key) && n > this.lastIndex) {
+            this.lastIndex = n;
+        }
+        return this.lastIndex;
+    }
+    function actualParams() {
+        var index;
+        this.length = this.__keys.length;
+        this.lastIndex = 0;
+        for(index in this.__keys) {
+            setLastIndex.call(this, this.__keys[index]);
+        }
+    }
     /**
      * @class Collection
      * @memberOf kit
      */
     var Collection = function (data = []) {
         this.data = data;
-        if(data instanceof NodeList) {
-            this.type = 'NodeList';
-        }
-        else if(Array.isArray(data)) {
-            this.type = 'Array';
+        if(Array.isArray(data)) {
+            this.type = 'array';
         }
         else if(typeof data === 'object') {
             this.type = 'object';
+            if(data.hasOwnProperty('length') && !Object.keys(data).includes('length')) {
+                this.type = 'arrayObject';
+            }
         }
         else {
-            this.type = 'Array';
+            this.type = 'array';
             this.data = [data];
-            this.type = undefined;
             console.warn('collection: not support data' + typeof data);
         }
+        var key;
+        this.lastIndex = 0;
+        this.length = 0;
+        this.__keys = [];
+        this.__values = [];
+        for(key in this.data) {
+            if(!this.data.hasOwnProperty(key)) continue;
+            setLastIndex.call(this, key);
+            this.length = this.__keys.push(support.arr.isKey(key)?Number(key):(''+key));
+            this.__values.push(this.data[key]);
+        }
     };
 
     Collection.prototype.all = function () {
-        return this.data;
+        if(this.type === 'array' || this.type === 'arrayObject') {
+            return this.toArray();
+        }
+        return this.toObject();
+    };
+    Collection.prototype.toArray = function () {
+        var index, arr = [];
+        for(index in this.__keys) {
+            arr.push(this.__values[index]);
+        }
+        return arr;
+    };
+    Collection.prototype.toObject = function () {
+        var index, ob = {};
+        for(index in this.__keys) {
+            ob[this.__keys[index]] = this.__values[index];
+        }
+        return ob;
+    };
+    Collection.prototype.serialize = function () {
+        return JSON.stringify(this.all());
+    };
+    Collection.prototype.has = function (key) {
+        return this.data.hasOwnProperty(key) && this.__keys.includes(support.arr.isKey(key)?Number(key):(''+key));
+    };
+    Collection.prototype.indexKey = function (key) {
+        return this.__keys.indexOf(key);
     };
     /**
      * @param key
@@ -48,7 +100,14 @@ kit.PluginManager.register('Collection',function(module, exports, require, globa
      * @return {kit.Collection}
      */
     Collection.prototype.set = Collection.prototype.put = function (key, value) {
-        this.data[key] = value;
+        var index = -1;
+        if(this.has(key)) {
+            this.data[key] = this.__values[index = this.indexKey(key)] = value;
+            return this;
+        }
+        this.length = this.__keys.push(support.arr.isKey(key)?Number(key):(''+key));
+        this.data[key] = this.__values[this.length-1] = value;
+        setLastIndex.call(this, key);
         return this;
     };
     /**
@@ -56,24 +115,18 @@ kit.PluginManager.register('Collection',function(module, exports, require, globa
      * @return {kit.Collection}
      */
     Collection.prototype.push = function (value) {
-        if(this.type === 'Array') {
-            this.data.push(value);
-            return this;
-        }
-        this.data[support.uniqueId(8)] = value;
+        this.set(this.lastIndex + 1, value);
         return this;
     };
     Collection.prototype.get = function (key, defValue = undefined) {
-        if(this.data.hasOwnProperty(key)) {
+        if(this.has(key)) {
             return this.data[key];
         }
         return defValue;
     };
-    Collection.prototype.has = function (key) {
-        return this.data.hasOwnProperty(key);
-    };
+
     Collection.prototype.count = function () {
-        return Object.keys(this.data).length;
+        return this.__keys.length;
     };
     Collection.prototype.isEmpty = function () {
         return this.count() === 0;
@@ -114,13 +167,11 @@ kit.PluginManager.register('Collection',function(module, exports, require, globa
      * @return {kit.Collection}
      */
     Collection.prototype.eachReverse = function (callback = true) {
-        var BreakException = {}, keys, i, key;
+        var BreakException = {}, i;
         try {
-            keys = Object.keys(this.data);
-            if(keys.length)
-                for (i = keys.length - 1; i >= 0; i--) {
-                    key = keys[i];
-                    if(valueEx(callback, this.data[key], key, this.data) === false) {
+            if(this.__keys.length)
+                for (i = this.__keys.length - 1; i >= 0; i--) {
+                    if(valueEx(callback, this.__values[i], this.__keys[i], this.data) === false) {
                         throw BreakException;
                     }
                 }
@@ -189,26 +240,75 @@ kit.PluginManager.register('Collection',function(module, exports, require, globa
         });
         return res;
     };
+
+    /**
+     * Method removes an item from the collection by its key
+     * @param key
+     * @return {kit.Collection}
+     */
     Collection.prototype.forget = function (key) {
-        key = '' + valueEx(key);
+        key = valueEx(key);
         if(!this.has(key)) {
             return this;
         }
-        switch (this.type) {
-            case 'Array':
-            case 'object':
-                delete this.data[key];
-                break;
-            case 'NodeList':
-                var newCollection = this.filter(function (v, k, arr) {
-                    return key !== Number(k).toString();
-                });
-                this.data = newCollection.data;
-                break;
-            default:
-        }
+        var index = this.indexKey(key);
+        this.__keys.splice(index, 1);
+        this.__values.splice(index, 1);
+        actualParams.call(this);
+        delete this.data[key];
         return this;
     };
+    /**
+     * Method removes and returns an item from the collection by its key
+     * @param key
+     * @param defValue
+     * @return {kit.Collection}
+     */
+    Collection.prototype.pull = function (key, defValue = undefined) {
+        key = valueEx(key);
+        if(!this.has(key)) {
+            return defValue;
+        }
+        var index = this.indexKey(key);
+        var value = this.__values[index];
+        this.__keys.splice(index, 1);
+        this.__values.splice(index, 1);
+        actualParams.call(this);
+        delete this.data[key];
+        return value;
+    };
+    /**
+     * Method removes and returns the last item from the collection
+     */
+    Collection.prototype.pop = function(){
+        var index = this.length - 1;
+        if(index < 0) {
+            return undefined;
+        }
+        var key = this.__keys[index];
+        var value = this.__values[index];
+        this.__keys.splice(index, 1);
+        this.__values.splice(index, 1);
+        actualParams.call(this);
+        delete this.data[key];
+        return value;
+    };
+    /**
+     * Method removes and returns the first item from the collection
+     */
+    Collection.prototype.shift = function(){
+        var index = 0;
+        if(this.length <= 0) {
+            return undefined;
+        }
+        var key = this.__keys[index];
+        var value = this.__values[index];
+        this.__keys.splice(index, 1);
+        this.__values.splice(index, 1);
+        actualParams.call(this);
+        delete this.data[key];
+        return value;
+    };
     /**
      * @return {kit.Collection}
      */
@@ -218,12 +318,16 @@ kit.PluginManager.register('Collection',function(module, exports, require, globa
     /**
      * @return {kit.Collection}
      */
-    Collection.prototype.dump = Collection.prototype.dd = function () {
+    Collection.prototype.dump = function () {
         console.log('Collection', this.data);
         return this;
     };
 
+    Collection.prototype.dd = function () {
+        this.dump();
+        debugger;
+        return this;
+    };
+
     return module.exports = Collection;
-});
-
-
+});
\ No newline at end of file
diff --git a/assets/support/support.js b/assets/support/support.js
index 18f6c0d..87375b7 100644
--- a/assets/support/support.js
+++ b/assets/support/support.js
@@ -7,6 +7,12 @@ __PluginManager__.register('support', function(module, exports, require, global)
             return str[0].toUpperCase() + str.slice(1);
         }
     };
+    var arr = {
+        isKey: function (key) {
+            var n = Number(key);
+            return isInteger(n) && (''+n === ''+key);
+        }
+    };
     function uniqueId (length = 32, firstLetter = true) {
         var idStr = '';
         if(length < 1) return idStr;
@@ -39,14 +45,35 @@ __PluginManager__.register('support', function(module, exports, require, global)
             val === 0 ||
             val === false;
     }
+    function typeOf(value) {
+        return typeof value;
+    }
+    function isObject(value) {
+        return typeOf(value)  === 'object' ? value !== null : typeof value === 'function';
+    }
+    function isNumber(value) {
+        return !Number.isNaN(value) && isFinite(value) && typeof value === 'number';
+    }
+    function isInteger(value) {
+        return isNumber(value) && (value % 1) === 0;
+    }
+    function isFloat(value) {
+        return isNumber(value);
+    }
     /**
      * @memberOf kit
      */
     var support = {
         str: str,
+        arr: arr,
         uniqueId,
         valueEx,
-        empty
+        empty,
+        isNumber,
+        typeOf,
+        isObject,
+        isInteger,
+        isFloat,
     };
 
     return module.exports = support;
diff --git a/tests/kit.Collection.php b/tests/kit.Collection.php
index 7aa51a2..bc8ff2c 100644
--- a/tests/kit.Collection.php
+++ b/tests/kit.Collection.php
@@ -3,8 +3,8 @@
 <script src="../assets/core/core.register.js"></script>
 
 <?
+print_r('by php collection: ');
 $x = [];
-
 $x[10] = 10;
 $x[1] = 1;
 print_r($x);
@@ -14,7 +14,17 @@ print_r($x);
 
 <script>
 
-    kit.PluginManager.install('Collection');
+    o = {
+        1: 10,
+        2: 20,
+        keyAs: 'vAs'
+    };
+    a = [10,20,30];
+    a['as'] = 100;
+
+    (function () {
+        window.args = arguments;
+    })(1, 2, 3, 'as');
 
     function assertSame(value, need, msg) {
         if(value === need) {
@@ -37,9 +47,9 @@ kit.ready(['collection'], function () {
     arr[10] = 100;
     var collection = new kit.Collection(arr);
     assertSame(collection.count(), 1, 'Количество');
-    assertSame(collection.has(10), true, 'has');
-    assertSame(collection.has('10'), true, 'has');
-    assertSame(collection.has('5'), false, 'has');
+    assertSame(collection.has(10), true, 'has (int) 10');
+    assertSame(collection.has('10'), true, 'has 10');
+    assertSame(collection.has('5'), false, 'has 5');
     assertSame(collection.get(3, 2), 2, 'get');
     assertSame(collection.get(10, 2), 100, 'get');
     assertSame(collection.get(11), undefined, 'get');
@@ -53,6 +63,7 @@ kit.ready(['collection'], function () {
         b: 2,
         10: 3,
     };
+
     collection = new kit.Collection(ob);
     assertSame(collection.count(), 3, 'Количество');
     assertSame(collection.has(10), true, 'has');
@@ -67,7 +78,7 @@ kit.ready(['collection'], function () {
         b: 2,
         10: 3,
         5: 19,
-    }), 'get');
+    }), 'get all');
 
 
     var testFunction = function (q, w, e, r, t, y) {
@@ -116,8 +127,8 @@ kit.ready(['collection'], function () {
 
     assertSame(collection.keys().count(), 3, 'keys');
 
-
-    x = new kit.Collection({1: 1, 100: 100});
+    xOb = {1: 1, 100: 100};
+    x = new kit.Collection(xOb);
     x.push(200);
     assertSame(x.last(), 200, 'object push last');
     x.push(0);
@@ -127,12 +138,47 @@ kit.ready(['collection'], function () {
     x.push('window');
     assertSame(x.last(), 'window', 'object push last');
     assertSame(x.get(x.lastKey()), 'window', 'get lastKey');
+    assertSame(x.length, 6, 'length');
 
     x = new kit.Collection([1, 100]);
     x.push(200);
     assertSame(x.last(), 200, 'array push last');
     x.push(0);
     assertSame(x.last(), 0, 'array push last');
+    assertSame(x.length, 4, 'length');
+
+    x = new kit.Collection({1: 1, 100: 100});
+    x.push(10);
+    x.set('as', 13);
+    assertSame(x.length, 4, 'length');
+    x.forget('as');
+    assertSame(x.length, 3, 'length after forget');
+    assertSame(x.get('as', 33), 33, 'get after forget');
+
+    xOb = {1: 10, 100: 101};
+    x = new kit.Collection(xOb);
+    assertSame(x.pull(100), 101, 'pull');
+    assertSame(x.length, 1, 'length after pull');
+
+    xOb = {1: 10, 100: 101};
+    x = new kit.Collection(xOb);
+    assertSame(x.pop(), 101, 'pop');
+    assertSame(x.length, 1, 'length after pop');
+
+    xOb = {1: 10, 100: 101};
+    x = new kit.Collection(xOb);
+    assertSame(x.shift(), 10, 'shift');
+    assertSame(x.length, 1, 'length after shift');
+
+    xOb = {a: 'a10', b: 'b11'};
+    x = new kit.Collection(xOb);
+    x.set(1, 10);
+    assertSame(x.shift(), 'a10', 'shift +');
+    assertSame(x.length, 2, 'length after shift');
+    assertSame(x.last(), 10, 'last after shift');
+
+
+
 
 
 });