StackOverflow 文档 ABAP 教程 控制流程语句 IFELSEIFELSE IFELSEIFELSE Created: November-22, 2018 IF lv_foo = 3. WRITE: / 'lv_foo is 3'. ELSEIF lv_foo = 5. WRITE: / 'lv_foo is 5'. ELSE. WRITE: / 'lv_foo is neither 3 nor 5'. ENDIF. Case控制流程语句