{"id":354,"date":"2009-02-20T17:43:54","date_gmt":"2009-02-20T17:43:54","guid":{"rendered":"https:\/\/blogs.mathworks.com\/videos\/2009\/02\/20\/using-parent-child-relationships-to-find-figures\/"},"modified":"2009-05-19T16:25:19","modified_gmt":"2009-05-19T16:25:19","slug":"using-parent-child-relationships-to-find-figures","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/videos\/2009\/02\/20\/using-parent-child-relationships-to-find-figures\/","title":{"rendered":"Using parent child relationships to find figures"},"content":{"rendered":"This was a question that came across my desk recently:\r\n\r\n&#8220;How do I know what figure numbers are already open?&#8221;\r\n\r\nThe way to answer this is to query the &#8220;root&#8221; (always handle 0) for its children.  Figures are always children of the root and are the only direct children of the root.\r\n\r\nget(0, &#8216;children&#8217;)\r\n\r\nThis video discusses the question in more depth and talks about the graphics family tree.\r\n\r\n<div><div class=\"row\"><div class=\"col-xs-12 containing-block\"><div class=\"bc-outer-container add_margin_20\"><videoplayer><div class=\"video-js-container\"><video data-video-id=\"3877438001001\" data-video-category=\"blog\" data-autostart=\"false\" data-account=\"62009828001\" data-omniture-account=\"mathwgbl\" data-player=\"rJ9XCz2Sx\" data-embed=\"default\" id=\"mathworks-brightcove-player\" class=\"video-js\" controls><\/video><script src=\"\/\/players.brightcove.net\/62009828001\/rJ9XCz2Sx_default\/index.min.js\"><\/script><script>if (typeof(playerLoaded) === 'undefined') {var playerLoaded = false;}(function isVideojsDefined() {if (typeof(videojs) !== 'undefined') {videojs(\"mathworks-brightcove-player\").on('loadedmetadata', function() {playerLoaded = true;});} else {setTimeout(isVideojsDefined, 10);}})();<\/script><\/div><\/videoplayer><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<div class=\"thumbnail thumbnail_asset asset_overlay video\"><a href=\"https:\/\/blogs.mathworks.com\/videos\/2009\/02\/20\/using-parent-child-relationships-to-find-figures\/?dir=autoplay\"><img decoding=\"async\" src=\"https:\/\/cf-images.us-east-1.prod.boltdns.net\/v1\/static\/62009828001\/481f6195-a789-4297-8c5b-e34375094d69\/1148c658-b410-4515-973d-f34816e605a5\/1280x720\/match\/image.jpg\" onError=\"this.style.display ='none';\"\/>\n      <div class=\"overlay_container\">\n      <span class=\"icon-video icon_color_null\"><time class=\"video_length\">2:31<\/time><\/span>\n      <\/div>\n      <\/a><\/div><p>This was a question that came across my desk recently:\r\n\r\n&#8220;How do I know what figure numbers are already open?&#8221;\r\n\r\nThe way to answer this is to query the &#8220;root&#8221; (always handle&#8230; <a class=\"read-more\" href=\"https:\/\/blogs.mathworks.com\/videos\/2009\/02\/20\/using-parent-child-relationships-to-find-figures\/\">read more >><\/a><\/p>","protected":false},"author":68,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,17],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/354"}],"collection":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/users\/68"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/comments?post=354"}],"version-history":[{"count":0,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/354\/revisions"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/media?parent=354"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/categories?post=354"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/tags?post=354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}