# length

#### Availability

Flash Player 4. This function, along with all of the string functions, has been deprecated in Flash 5. It is recommended that you use the methods and `length` property of the String object to perform the same operations.

#### Usage

    length(expression)
    length(variable)

#### Parameters

`expression` A string.

`variable` The name of a variable.

#### Returns

The length of the specified string or variable name.

#### Description

String function; returns the length of the specified string or variable name.

#### Example

The following example returns the value of the string `"Hello"`.

`length("Hello");`

The result is 5.

#### See also

`" " (string delimiter)`, `String.length`