The additionAMDP OPTIONSforMETHODSandCLASS-METHODSstatements can be used to declare attributes ofAMDP methodsof global classes or interfaces. AfterAMDP OPTIONS, at least one attribute must be specified. If the additionAMDP OPTIONSis used in the declaration of a method, but the method is implemen...
4. Public和Protected的静态方法可以被子类继承,但静态方法不可以在子类中被重新定义,否则会产生错误"Static methods cannot be redefined"。 4. Pubic和Protected的静态方法在父类和子类中对对象和类本身都是可见的。 5. 类的构造器是静态方法,对类有效。 CLASS_CONSTRUCTOR Static Method 对象构造器是实例方法,对对...
CALL METHOD [oref->|class=>]method(). CALL METHOD [oref->|class=>]method(f). CALL METHOD [oref->|class=>|method(...i1 = f1...). Example: CLASS VEHICLEDEFINITION. PUBLICSECTION. CLASS-DATA CLASS_NAME(10)TYPECVALUE'Vehicle'. METHODS:SHOW_SPEED, ACCELERATEIMPORTING RATETYPEI. PRIV...
CALL METHOD (class=>(*)) (lv_method_name). 上述代码中,class是类名称,lv_method_name是一个字符类型的变量,用于存储方法名称。通过将方法名称作为变量传递给CLASS-METHODS,我们可以动态调用指定类的静态方法。 结论 通过上述方法,我们可以在 ABAP 中实现动态调用方法的功能。这些灵活的调用方式使得我们能够编写出...
CLASS exa DEFINITION. PUBLIC SECTION. CLASS-METHODS main. ENDCLASS. CLASS exa IMPLEMENTATION. METHOD main. TRY. cls=>meth( ). CATCH cx_demo. cl_demo_output=>display( 'Catching exception' ). ENDTRY. ENDMETHOD. ENDCLASS. Raising of a caught exception of the classcx_demoagain using the ex...
JS是CLASS的名字(随意取),DEFINITION是定义CLASS的关键词。PUBLIC SECTION表示公开的。PI是圆周率,小数点的类型是P,DECIMALS表示保留几位小数,VALUE是初始化值,小数点要用引号引起来。单个方法用METHODS不用加冒号,多个方法需要给METHODS加上冒号,方法之间用逗号隔开。然后做了两个方法,一个加法JIAFA,有实际的方法,一...
REPORTz_soc_class_report.SELECTION-SCREEN BEGIN OF SCREEN100.PARAMETERSp_carridTYPEspfli-carrid.SELECTION-SCREEN END OF SCREEN100.TYPESspfli_tabTYPE STANDARD TABLE OFspfli.CLASSpresentation_serverDEFINITION.PUBLIC SECTION.CLASS-METHODS:get_carridRETURNINGVALUE(carrid)TYPEspfli-carrid,display_tableIMPORTING...
*本地类 lcl_data定义CLASS lcl_data DEFINITION.PUBLIC SECTION.CLASS-METHODS:get_data IMPORTING iv_date TYPE d.ENDCLASS. "lcl_data DEFINITION*本地类 lcl_data实例化CLASS lcl_data IMPLEMENTATION.METHOD get_data.* do somethingENDMETHOD. "get_DataENDCLASS. "lcl_data IMPLEMENTATIONDATA:ob_data TYPE...
声明方式:属性:CLASS-DATA;方法:CLASS-METHODS。访问:CLASS=>COMP 类的所有要素在声明部分实现(Class Definition) 属性(Attributes) 可以拥有ABAP所有数据类型的类内部数据字段,对象状态由属性决定。DATA/CONSTANTS 方法(Method) 用来定义决定对象行为的类内部执行步骤,可以访问类的所有属性,可通过方法修改对象的内容,另外...
DATA o_exception TYPE REF TO class_exception.DATA o_main TYPE REF TO main. Instance Creation START-OF-SELECTION. CREATE OBJECT o_main. Calling Methods * The statement TRY must be used to define a block that CATCH the exceptions TRY. o_main->action( ).* The Statement CATCH define a blo...