What does 'Repeate', 'Component' and 'Sub-Component' mean in HL7?
问题 I built a parser for HL7 based on documentation I found and thought it was working well--until I got examples of test data. I built it with the following assumptions: The ~ is a "repeat" character. Basically meaning the value of the field passed is an array of the given values. The ^ indicates the field is represented by an array, but the expectation is the array items are used to build a final value. The & is similar to the ^ , but is a nested array inside of a ^ . These assumptions don't