Overview
The Code39redundancy Decoder Setting is used to set the Code39 Redundancy property. If this flag is set, the bar code must be decoded twice before being accepted.
Syntax
| code39redundancy (Decoder Setting) <META> Syntax |
|---|
<META HTTP-Equiv="scanner" content="Code39redundancy:[parameter]"> |
| code39redundancy JavaScript Object Syntax: |
|---|
| By default the JavaScript Object 'scanner' will exist on the current page and can be used to interact directly with the code39redundancy. |
|
To Set code39redundancy parameters via JavaScript use the following syntax: scanner.Parameter = Value;
e.g. scanner.code39redundancy = Value; |
Parameters
Items listed in this section indicate parameters, or attributes which can be set.
| Name | Possible Values | Description | Default Value |
|---|---|---|---|
| code39redundancy:[Value] | true/false | Enables/Disables the property. | Device specific |
Requirements
| RhoElements Version | 1.0.0 or above |
|---|---|
| Supported Devices | All supported devices. |
| Minimum Requirements | Scanner or Imager module and device that supports Code39. |
| Persistence | Transient - Decoder settings are only guaranteed to persist until the Scanner is disabled |
HTML/JavaScript Examples
The following example enables the scanner to read only code39 labels with the Redundancy property set
<META HTTP-Equiv="scanner" Content="code39:enabled">
<META HTTP-Equiv="scanner" Content="code39redundancy:true">
<META HTTP-Equiv="scanner" Content="enabled">
Above example can also be written as shown below:
<META HTTP-Equiv="scanner" Content="code39:enabled;code39redundancy:true;enabled">
or
<META HTTP-Equiv="scanner-code39" Content="enabled">
<META HTTP-Equiv="scanner-code39redundancy" Content="true">
<META HTTP-Equiv="scanner-enabled" Content="SCN1">