> For the complete documentation index, see [llms.txt](https://koi-lang.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://koi-lang.gitbook.io/docs/library-reference/core/types.md).

# Types

## Classes

### **Object**

The object is default type of any class. Every class extends from Object.

#### **Extends From**

The object of the implemented language.

#### **Methods**

* `to{core type}` - Converts the object to the given core type
* `as{core type}` - Returns the object as the given core type (overridable)

### **Boolean**

A boolean object is either true or false, and is returned from comparison operations.

#### **Extends From**

Object.

#### **Methods**

* `flip` - Changes the boolean to the opposite value (true -> false, false -> true)

###

### **Character**

A character is a string-like object that contains a singular character.

#### **Extends From**

Object.

#### **Methods**

###

### **Integer**

An integer is a full numeric value.

#### **Extends From**

Object.

#### **Methods**

###

### **String**

A string is an array of characters.

#### **Extends From**

Object.

#### **Methods**

* chomp - Removes the given sub-string from the end of this string

###

### **Array**

An array is a multitude of values.

#### **Extends From**

Object.

#### **Methods**