# Delimiter Characters | Character | Purpose | |-----|-----| | **0x0D**| Marks the end of each segment. | | **|**| Composite delimiter. | | **^**| Sub-composite delimiter. | | **&**| Sub-sub-composite delimiter. | | **~**| Separates repeating fields. | | **\**| Escape character. | The following table lists the default delimiter characters used in HL7: –<CR> :段中止符 –    |     :字段分隔符 –    ^     :组件分隔符 –    &    :子组件分隔符 –    ~     :重复分隔符 –     \    : Escape Character