ABAP学习(30):生成随机数
ABAP生成随机数
使用cl_abap_random_int类生成整型随机数;
使用cl_abap_random_float类生成浮点随机数;
使用cl_abap_random_decfloat16类生成decfloat16类型随机数;
使用cl_abap_random_packed类生成P类型随机数;
使用cl_abap_random_packed_dec1-10类生成p类型decimal1-10随机数;
示例:
FORM f_test_random. DATA:lo_random_int TYPE REF TO cl_abap_random_int. DATA:lo_random_float TYPE REF TO cl_abap_random_float. DATA:lo_random_decfloat16 TYPE REF TO cl_abap_random_decfloat16. DATA:lo_random_decfloat34 TYPE REF TO cl_abap_random_decfloat34. DATA:lo_random_packed TYPE REF TO cl_abap_random_packed. "其他類cl_abap_random_packed_dec1~10,返回數據類型p,decimal1~10 DATA:lv_int TYPE i. DATA:lv_float TYPE float. DATA:lv_dec16 TYPE decfloat16. DATA:lv_dec34 TYPE decfloat34. DATA:lv_packed TYPE p LENGTH 16 DECIMALS 0. "返回i lo_random_int = cl_abap_random_int=>create( seed = 1 min = 0 max = 1000 ). "返回f lo_random_float = cl_abap_random_float=>create( seed = 1 ). "返回DECFLOAT16 lo_random_decfloat16 = cl_abap_random_decfloat16=>create( seed = 1 ). "返回DECFLOAT34 lo_random_decfloat34 = cl_abap_random_decfloat34=>create( seed = 1 ). "返回p,decimal 0 lo_random_packed = cl_abap_random_packed=>create( seed = 1 min = 1 max = 9999 ). DO 2000 TIMES. lv_int = lo_random_int->get_next( ). lv_float = lo_random_float->get_next( ). lv_dec16 = lo_random_decfloat16->get_next( ). lv_dec34 = lo_random_decfloat34->get_next( ). WRITE:/ lv_int,lv_float,lv_dec16,lv_dec34. ENDDO. ENDFORM.
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