## FilterColumnCollection class

A collection of Filter objects that represents all the filters in an autofiltered range.

```javascript
class FilterColumnCollection implements Iterable<FilterColumn>;
```


## Methods

| Method | Description |
| --- | --- |
| [get(number)](#get-number-)| Gets [FilterColumn](../filtercolumn/) object at the special field. |
| [removeAt(number)](#removeAt-number-)|  |
| [getByIndex(number)](#getByIndex-number-)| Returns a single Filter object from a collection. |
| [getCount()](#getCount--)| <b>@deprecated.</b> Please use the 'count' property instead. Gets the number of elements contained in. |
| [isNull()](#isNull--)| Checks whether the implementation object is null. |

## \[Symbol.iterator\](): Iterator\<FilterColumn\>

Returns an iterator over the items in the collection. Enables use of `for...of`, spread syntax, and `Array.from()`.



### get(number) {#get-number-}

Gets [FilterColumn](../filtercolumn/) object at the special field.

```javascript
get(fieldIndex: number) : FilterColumn;
```

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| fieldIndex | number | The integer offset of the field on which you want to base the filter          /// (from the left of the list; the leftmost field is field 0). |

**Returns**

Returns [FilterColumn](../filtercolumn/) object.

### removeAt(number) {#removeAt-number-}



```javascript
removeAt(index: number) : void;
```

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| index | number |  |

### getByIndex(number) {#getByIndex-number-}

Returns a single Filter object from a collection.

```javascript
getByIndex(index: number) : FilterColumn;
```

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| index | number |  |

**Returns**

[FilterColumn](../filtercolumn/)

### getCount() {#getCount--}

<b>@deprecated.</b> Please use the 'count' property instead. Gets the number of elements contained in.

```javascript
getCount() : number;
```


### isNull() {#isNull--}

Checks whether the implementation object is null.

```javascript
isNull() : boolean;
```