函数组：FIPI-->内部FI过帐接口
1.CALL FUNCTION ‘POSTING_INTERFACE_START‘.
-->Initial information for internal accounting interface.
The function module ‘POSTING_INTERFACE_START‘ carries out preparations for the processing of several documents which are to be posted with transactions FB01 or FB05.
a.If function ‘B‘ (batch input processing) is required, this function module opens the batch input session and transfers the necessary parameters.
b.If function‘C‘ (processing with Call Transaction .. Using..) is required, this function module receives the necessary parameters for the display and update modes from the call program.
c.Function ‘I‘ (interactive posting interface) is not currently supported.
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2.CALL FUNCTION ‘POSTING_INTERFACE_CLEARING‘.
-->Post with clearing (FB05) using internal posting interface.
Function module ‘POSTING_INTERFACE_CLEARING‘ creates a batch input transaction (or Call Transaction ... Using ...) for a document to be posted using transaction FB05.
The document header data and the data for the bank postings are transferred to table FTPOST. The rules for filling table FTPOST are described in the documentation for function module ‘POSTING_INTERFACE_DOCUMENT‘.
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3.CALL FUNCTION ‘POSTING_INTERFACE_DOCUMENT‘.
-->Post document using the internal posting interface.
Function module ‘POSTING_INTERFACE_DOCUMENT‘ creates a batch input transaction ( or Call Transaction ... Using ...) for a document to be posted with FB01 or FBB1.
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4.CALL FUNCTION ‘POSTING_INTERFACE_END‘.
5.CALL FUNCTION ‘POSTING_INTERFACE_RESET_CLEAR‘.
6.CALL FUNCTION ‘POSTING_INTERFACE_REVERSE_DOC‘.
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