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  • 【ABAP系列】ABAP CL_ABAP_CONV_IN_CE

    公众号:matinal
    本文作者:matinal
     

    前言部分

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    正文部分

    Conversion

    either CREATE + CONVERT

    Error rendering macro 'code': Invalid value specified for parameter 'lang'

      DATA conv TYPE REF TO cl_abap_conv_in_ce.
      DATA buffer(4) TYPE x.
      DATA text(100) TYPE c.
      buffer = '41424332'. "bytes represent ABC2 in UTF-8
      conv = cl_abap_conv_in_ce=>create(
            encoding = 'UTF-8' ).
      conv->convert(
            EXPORTING input = buffer
            IMPORTING data = text ).
      ASSERT text = `ABC2`.
    

    or CREATE + READ + SKIP_C (buffer of bytes with a pointer)

    Error rendering macro 'code': Invalid value specified for parameter 'lang'

      DATA buffer(5) TYPE x.
      DATA conv TYPE REF TO cl_abap_conv_in_ce.
      DATA text(100) TYPE c.
      buffer = '4142433235'. "bytes represent ABC25 in UTF-8
      conv = cl_abap_conv_in_ce=>create(
             encoding = 'UTF-8'
             input = buffer ).
      CALL METHOD conv->read(
        EXPORTING n    = 2
        IMPORTING data = text ).
      ASSERT text = `AB`.
      CALL METHOD conv->skip_c(
        EXPORTING n    = 1 ).
      CALL METHOD conv->read(
        EXPORTING n    = 2
        IMPORTING data = text ).
      ASSERT text = `25`.
    

    UCCP: converts a unicode code point (hexa representation) into a character

    Unique parameter must be a string of exactly 4 characters, in hexadecimal representation (0 to 9, and A to F).

    Error rendering macro 'code': Invalid value specified for parameter 'lang'

    DATA c2 TYPE c LENGTH 2.
    c2 = cl_abap_conv_in_ce=>uccp( '0041' ).
    ASSERT c2 = 'A'.
    

    Error rendering macro 'code': Invalid value specified for parameter 'lang'

    DATA c4 TYPE c LENGTH 4.
    DATA c2 TYPE c LENGTH 2.
    c4 = '0041'.
    c2 = cl_abap_conv_in_ce=>uccp( c4 ).
    ASSERT c2 = 'A'.
    

    Error rendering macro 'code': Invalid value specified for parameter 'lang'

    DATA x2 TYPE x LENGTH 2.
    x2 = '0041'.
    c2 = cl_abap_conv_in_ce=>uccp( x2 ).
    ASSERT c2 = 'A'.
    

    UCCPI: converts a unicode code point into a character

    Unique parameter must be an integer.

    Error rendering macro 'code': Invalid value specified for parameter 'lang'

    DATA c2 TYPE c LENGTH 2.
    c2 = cl_abap_conv_in_ce=>uccpi( 65 ).
    ASSERT c2 = 'A'.
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  • 原文地址:https://www.cnblogs.com/SAPmatinal/p/11642050.html
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