UpcESymbology Class

Represents a bar code symbology implementation for UPC-E.

public class UpcESymbology : LinearBarCodeSymbology

Inheritance:: object Visual UIElement FrameworkElement BarCodeSymbology LinearBarCodeSymbology object

Remarks

UPC-E is a linear symbology, used on smaller retail packages where UPC-A bar codes don't fit.

This symbology can encode 8 numeric characters, divided into three parts: system code, product code, and check digit.

This symbology uses a check digit, but it is not currently calculated automatically.

Initializes an instance of the class.

public UpcESymbology()

Occurs when the value of the Value property is changed.

protected override void OnValueChanged(string? oldValue, string? newValue)

Parameter	Type	Description
oldValue	string	The old value.
newValue	string	The new value.

Validates that the symbology can parse the specified value.

public override ValidationResult ValidateValue(string? value)

Parameter	Type	Description
value	string	The value to validate.

ValidationResult:: A ValidationResult containing the result of the validation.