{"id":735,"date":"2013-10-15T13:25:29","date_gmt":"2013-10-15T12:25:29","guid":{"rendered":"http:\/\/oprsteny.cz\/?p=735"},"modified":"2013-10-15T13:25:29","modified_gmt":"2013-10-15T12:25:29","slug":"abap-oo-access-class-attributes-dynamically","status":"publish","type":"post","link":"https:\/\/oprsteny.cz\/?p=735","title":{"rendered":"ABAP OO – Access class attributes dynamically"},"content":{"rendered":"

\"SAP\"The piece of code presented in this article is just a short demonstration of how you can access class attributes dynamically – when the attribute name is stored in a variable which value is determined during run time.<\/p>\n

CLASS lcl_myclass DEFINITION.\r\n  PUBLIC SECTION.\r\n    DATA:\r\n      m_dynvar TYPE char10,\r\n      m_var_a  TYPE c VALUE 'X',\r\n      m_var_b  TYPE c VALUE 'Y'.\r\nENDCLASS.\r\n\r\nDATA:\r\n  lr_myclass TYPE REF TO lcl_myclass.\r\n\r\nFIELD-SYMBOLS:\r\n  <fs_var> TYPE any.\r\n\r\nCREATE OBJECT lr_myclass.\r\n\r\nlr_myclass->m_dynvar = 'm_var_A'.\r\nASSIGN lr_myclass->(lr_myclass->m_dynvar) TO <fs_var>.\r\nWRITE <fs_var>.\r\n\r\nlr_myclass->m_dynvar = 'm_var_B'.\r\nASSIGN lr_myclass->(lr_myclass->m_dynvar) TO <fs_var>.\r\nWRITE <fs_var>.<\/pre>\n
Output:<\/p>\n
X Y<\/pre>\n","protected":false},"excerpt":{"rendered":"
The piece of code presented in this article is just a short demonstration of how you can access class attributes dynamically – when the attribute name is stored in a variable which value is determined during run time.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[16,9],"tags":[446,146,179,195],"class_list":["post-735","post","type-post","status-publish","format-standard","hentry","category-abap","category-development","tag-abap","tag-class","tag-dynamic-programming","tag-oo"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p3nYbe-bR","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/oprsteny.cz\/index.php?rest_route=\/wp\/v2\/posts\/735","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oprsteny.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oprsteny.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oprsteny.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oprsteny.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=735"}],"version-history":[{"count":1,"href":"https:\/\/oprsteny.cz\/index.php?rest_route=\/wp\/v2\/posts\/735\/revisions"}],"predecessor-version":[{"id":736,"href":"https:\/\/oprsteny.cz\/index.php?rest_route=\/wp\/v2\/posts\/735\/revisions\/736"}],"wp:attachment":[{"href":"https:\/\/oprsteny.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=735"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oprsteny.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=735"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oprsteny.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=735"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}