ASSIGN COMPONENT <comp> OF STRUCTURE <s> TO <FS>
2017-03-23 09:55
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在修改报表遇到的一个用法
直接上例子:
DATA: BEGIN OF LINE,
COL1 TYPE I VALUE '11',
COL2 TYPE I VALUE '22',
COL3 TYPE I VALUE '33',
END OF LINE.
DATA COMP(5) VALUE 'COL3'.
FIELD-SYMBOLS: <F1>, <F2>, <F3>.
ASSIGN LINE TO <F1>.
ASSIGN COMP TO <F2>.
DO 3 TIMES.
ASSIGN COMPONENT SY-INDEX OF STRUCTURE <F1> TO <F3>.
WRITE <F3>.
ENDDO.
ASSIGN COMPONENT <F2> OF STRUCTURE <F1> TO <F3>.
WRITE / <F3>.
输出结果:
该示例中, <F1> 指向字段串 LINE, <F2> 指向字段 COMP。 循环中,LINE 的组件由其 号码指定, 并且一个接 一个地被分 配到 <F3>。 循环之后, LINE 的组件 COL3 由其名称指 定,并被分 配到 <F3>。
直接上例子:
DATA: BEGIN OF LINE,
COL1 TYPE I VALUE '11',
COL2 TYPE I VALUE '22',
COL3 TYPE I VALUE '33',
END OF LINE.
DATA COMP(5) VALUE 'COL3'.
FIELD-SYMBOLS: <F1>, <F2>, <F3>.
ASSIGN LINE TO <F1>.
ASSIGN COMP TO <F2>.
DO 3 TIMES.
ASSIGN COMPONENT SY-INDEX OF STRUCTURE <F1> TO <F3>.
WRITE <F3>.
ENDDO.
ASSIGN COMPONENT <F2> OF STRUCTURE <F1> TO <F3>.
WRITE / <F3>.
输出结果:
该示例中, <F1> 指向字段串 LINE, <F2> 指向字段 COMP。 循环中,LINE 的组件由其 号码指定, 并且一个接 一个地被分 配到 <F3>。 循环之后, LINE 的组件 COL3 由其名称指 定,并被分 配到 <F3>。
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