通配符: *、+
转义符：#
OPEN SQL中：
通配符: %、_
转义符可以使用ESCAPE关键字来定义，如：
SELECT SINGLE * FROM makt WHERE spras = 1 and maktx LIKE '%/_' ESCAPE '/' .
字符串操作关键字中:
通配符: *、+
转义符：#(CP操作符专用)
如：
REPORT z_barry_test.
PARAMETERS: P_INPUT(10) TYPE C LOWER CASE.
IF P_INPUT CP '#S#A#P123'.
WRITE:/ 'YES'.
ELSE.
WRITE:/ 'NO'.
ENDIF.
WRITE:/ 'YES'.
ELSE.
WRITE:/ 'NO'.
ENDIF.
OR:
REPORT z_barry_test.
PARAMETERS: p_input(10) TYPE c LOWER CASE.
DATA: r_compare TYPE RANGE OF text10 WITH HEADER LINE.
r_compare-sign = 'I'.
r_compare-option = 'CP'.
r_compare-low = '#S#A#P123'.
APPEND r_compare.
r_compare-option = 'CP'.
r_compare-low = '#S#A#P123'.
APPEND r_compare.
IF p_input IN r_compare.
WRITE:/ 'YES'.
ELSE.
WRITE:/ 'NO'.
ENDIF.
WRITE:/ 'YES'.
ELSE.
WRITE:/ 'NO'.
ENDIF.
ZL_SX00_PS_Project_Manager