Upce1preamble Decoder Setting

RhoElements 2.x API

Overview

The Upce1preamble Decoder Setting is used to set the upce1-preamble property which controls the preamble applied to the bar code.

Syntax

upce1preamble (Decoder Setting) <META> Syntax

<META HTTP-Equiv="scanner" content="upce1preamble:[parameter]">

upce1preamble JavaScript Object Syntax:
By default the JavaScript Object 'scanner' will exist on the current page and can be used to interact directly with the upce1preamble.
To Set upce1preamble parameters via JavaScript use the following syntax: scanner.Parameter = Value;

e.g. scanner.upce1preamble = Value;

Parameters

Items listed in this section indicate parameters, or attributes which can be set.

NamePossible ValuesDescriptionDefault Value
upce1preamble:[Value] none / systemChar / countryAndSystemCharsif none Applies no preamble to the bar code. if systemChar Applies system character preamble to the bar code.if countryAndSystemChars Applies both system and country code preamble to the bar code.Device specific

Requirements

RhoElements Version1.0.0 or above
Supported DevicesAll supported devices.
Minimum RequirementsScanner or Imager module and device that supports upce1.
PersistenceTransient - Decoder settings are only guaranteed to persist until the Scanner is disabled

HTML/JavaScript Examples

The following example enables the scanner to read only upce1 labels with the preamble property set to both system and country code preamble:

<META HTTP-Equiv="scanner" Content="upce1:enabled">
<META HTTP-Equiv="scanner" Content="upce1preamble:countryAndSystemChars">
<META HTTP-Equiv="scanner" Content="enabled">

The following example enables the scanner to read only upce1 labels with the preamble property set to both system and country code preamble:

<META HTTP-Equiv="scanner" Content="upce1:enabled;upce1preamble:countryAndSystemChars;enabled">

The following example enables the scanner to read only upce1 labels with the preamble property set to both system and country code preamble:

<META HTTP-Equiv="scanner-upce1" Content="enabled">
<META HTTP-Equiv="scanner-upce1preamble" Content="countryAndSystemChars">
<META HTTP-Equiv="scanner-enabled" Content="SCN1">