{"id":102,"date":"2010-07-28T15:12:43","date_gmt":"2010-07-28T15:12:43","guid":{"rendered":"https:\/\/ibex.tech\/cloud\/?p=102"},"modified":"2022-02-17T07:14:05","modified_gmt":"2022-02-17T07:14:05","slug":"checking-for-null-values","status":"publish","type":"post","link":"https:\/\/ibex.tech\/cloud\/sql-server\/queries-microsoft-sql-server\/reading-results\/checking-for-null-values","title":{"rendered":"Checking For Null Values"},"content":{"rendered":"<p>This will cause an error in code if reader1[0] is null:<\/p>\n<pre><code>\r\n\tSomeVariableName += Convert::ToInt32(reader1[0]);\r\n<\/code><\/pre>\n<p>Use this to detect if it is null:<\/p>\n<pre><code>\r\n\tif (!reader1->IsDBNull(0))\r\n\t\tSomeVariableName += Convert::ToInt32(reader1[0]);\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>This will cause an error in code if reader1[0] is null: SomeVariableName += Convert::ToInt32(reader1[0]); Use this to detect if it is null: if (!reader1->IsDBNull(0)) SomeVariableName += Convert::ToInt32(reader1[0]);<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-102","post","type-post","status-publish","format-standard","hentry","category-reading-results"],"_links":{"self":[{"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/posts\/102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/comments?post=102"}],"version-history":[{"count":2,"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/posts\/102\/revisions"}],"predecessor-version":[{"id":1494,"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/posts\/102\/revisions\/1494"}],"wp:attachment":[{"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/media?parent=102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/categories?post=102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ibex.tech\/cloud\/wp-json\/wp\/v2\/tags?post=102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}