# BeginArrow Element

Indicates whether a line has an arrowhead or other line end format at its first vertex. Enter a number from 0 to 45 or the USE function with the name of a custom line end.

Value | Description
--- | ---
0 | No arrowhead.
1 - 45 | Assorted arrowhead styles that correspond to indexed entries in the Line dialog box in Microsoft Office Visio.
USE(strval) | Use to specify a custom line end (where strval is the name of the custom pattern to use).

## Syntax

    <BeginArrow>
        [Unit]
        [F]
        [Err]>
    </BeginArrow>

## Attributes

Unit

Optional string. Represents a unit of measure. The default is NUM. For details about NUM, see Units of measure.

F

Optional string. Represents the element's formula. This attribute can contain one of the following strings: "someFormula" if the formula exists locally, "No Formula" if the formula is locally deleted or blocked, or "Inh" if the formula is inherited.

If the attribute is not present, the element's formula is a simple constant, for example, <element>5</element>.

Err

Optional string. Indicates that the formula evaluates to an error. The value of Err is the current value (an error message string); the value of the element is the last valid value.

## Element properties

Property | Value
--- | ---
Name | BeginArrow
Minimum Occurrences | 0
Maximum Occurrences | 1

## Element information

Parent elements

Line

Child elements

None

## Remarks

The size of the arrowhead is set in the BeginArrowSize element.

The BeginArrow element is relevant only when contained in a Shape or StyleSheet element. It is ignored if contained in a DocumentSheet or PageSheet element.

## See also

BeginArrow cell (Line Format section)

EndArrow cell (Line Format section)

USE function

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