# Wijmo_Barcode_Composite.Ioptionalfields

## Content

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							<h1>
								IOptionalFields Interface
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									<p>Structured append optional fields. Currently only supports segmentCount.</p>
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							<h3>Heirarchy</h3>
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									<span class="target">IOptionalFields</span>
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												Properties
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											<li class="tsd-kind-property tsd-parent-kind-interface"><a href="wijmo_barcode_composite.ioptionalfields.html#segmentcount" class="tsd-kind-icon">segment<wbr>Count</a></li>
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							<h2>Properties</h2>
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								<a name="segmentcount" class="tsd-anchor"></a>
								<h3><span class="tsd-flag ts-flagOptional">Optional</span> segmentCount</h3>
								<div class="tsd-signature tsd-kind-icon">segment<wbr>Count<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">boolean</span></div>
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										<p>Indicates whether the segment count field is used.
											The segment count field (identifying the total number of Structured Append symbols
											in the distributed file) can contain values from 1 to 99 999 and shall be encoded as two codewords. If the optional
										segment count field is used, that field shall appear in every segment.</p>
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									<p>The default value for this property is <b>true</b>.</p>
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