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  • SAP 实例 9 Text output

    REPORT  demo_show_text.
    
    CLASS demo DEFINITION.
      PUBLIC SECTION.
        CLASS-METHODS main.
    ENDCLASS.
    
    CLASS demo IMPLEMENTATION.
      METHOD main.
        DATA: text       TYPE REF TO cl_demo_text,
              text_table TYPE cl_demo_text=>t_text,
              text_line  TYPE cl_demo_text=>t_line.
    
        text = cl_demo_text=>get_handle( ).
    
        text_line = 'First line of text'.
        text->add_line( text_line ).
        text->add_line( ' ' ).
        DO 10 TIMES.
          CLEAR text_line.
          text_line(3) = sy-index.
          text_line  = |Table line { text_line }|.
          APPEND text_line TO text_table.
        ENDDO.
        text->add_table( text_table ).
        text->add_line( ' ' ).
        text_line = 'Last line of text'.
        text->add_line( text_line ).
    
        text->display( ).
    
        text->delete( ).
        text->add_line( 'New text' ).
        text->display( ).
    
      ENDMETHOD.
    ENDCLASS.
    
    START-OF-SELECTION.
      demo=>main( ).

    Description

    The program uses the methods of the class CL_DEMO_TEXT, which was designed for this purpose. The class encapsulates the usage of a Textedit Control in a dialog window.

    Wrapper like this can replace the usage of the statement WRITE for simple text outputs. 

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  • 原文地址:https://www.cnblogs.com/JackeyLove/p/13489555.html
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