# escape

#### Availability

Flash Player 5.

#### Usage

    escape(expression)

#### Parameters

`expression` The expression to convert into a string and encode in a URL-encoded format.

#### Returns

Nothing.

#### Description

Function; converts the parameter to a string and encodes it in a URL-encoded format, where all non-alphanumeric characters are escaped with % hexadecimal sequences.

#### Example

Running the following code gives the result, `Hello%7B%5BWorld%5D%7D`.

`escape("Hello{[World]}`"`);`

#### See also

`unescape`