EDI 文档
X12 008010 Release
Transaction Set
Segments
Elements
Reference
/
X12 Release 008010
/
Elements
/
491 Data Element Usage Type Code
491 Data Element Usage Type Code
Code indicating the type of data element
Type
ID
Length
Max 1 / Min 1
Codes
<> 1
Service
<> 2
Control
<> C
Composite
<> S
Simple
