{"id":72455,"date":"2026-03-28T03:01:00","date_gmt":"2026-03-27T17:01:00","guid":{"rendered":"https:\/\/www.rjmprogramming.com.au\/ITblog\/?p=72455"},"modified":"2026-03-27T22:00:04","modified_gmt":"2026-03-27T12:00:04","slug":"using-document-writeln-primer-tutorial","status":"publish","type":"post","link":"https:\/\/www.rjmprogramming.com.au\/ITblog\/using-document-writeln-primer-tutorial\/","title":{"rendered":"Using Document Writeln Primer Tutorial"},"content":{"rendered":"<div style=\"width: 230px\" class=\"wp-caption alignnone\"><a target=\"_blank\" href=\"http:\/\/www.rjmprogramming.com.au\/using_writeln.html\" rel=\"noopener\"><img decoding=\"async\" style=\"border: 15px solid pink;\" alt=\"Using Document Writeln Primer Tutorial\" src=\"http:\/\/www.rjmprogramming.com.au\/using_writeln.jpg\" title=\"Using Document Writeln Primer Tutorial\"  style=\"float:left;\" \/><\/a><p class=\"wp-caption-text\">Using Document Writeln Primer Tutorial<\/p><\/div>\n<p>The other day we stumbled on some advice leading us to use &#8230;<\/p>\n<p><code><br \/>\ndocument.<a target=\"_blank\" href='https:\/\/www.w3schools.com\/jsref\/met_doc_writeln.asp' rel=\"noopener\">writeln<\/a>([html-content]);<br \/>\n<\/code><\/p>\n<p> &#8230; rather than our usual &#8220;go to&#8221; &#8230;<\/p>\n<p><code><br \/>\ndocument.<a target=\"_blank\" href='https:\/\/www.w3schools.com\/jsref\/met_doc_write.asp' rel=\"noopener\">write<\/a>([html-content]);<br \/>\n<\/code><\/p>\n<p>And so we wrote a &#8220;proof of concept&#8221; <a target=\"_blank\" href=\"http:\/\/www.rjmprogramming.com.au\/using_writeln.html_GETME\" rel=\"noopener\">using_writeln.html<\/a> first draft <a target=\"_blank\" href=\"http:\/\/www.rjmprogramming.com.au\/using_writeln.html\" rel=\"noopener\">Using (Document) Writeln<\/a> web application for you to try yourself.<\/p>\n<p>If this was interesting you may be interested in <a title='Click here to see topics in which you might be interested' href='#d71711' onclick='var dv=document.getElementById(\"d71711\"); dv.innerHTML = \"&lt;iframe width=670 height=600 src=\" + \"https:\/\/www.rjmprogramming.com.au\/ITblog\/tag\/privacy\" + \"&gt;&lt;\/iframe&gt;\"; dv.style.display = \"block\";'>this<\/a> too.<\/p>\n<div id='d71711' style='display: none; border-left: 2px solid green; border-top: 2px solid green;'><\/div>\n","protected":false},"excerpt":{"rendered":"<p>The other day we stumbled on some advice leading us to use &#8230; document.writeln([html-content]); &#8230; rather than our usual &#8220;go to&#8221; &#8230; document.write([html-content]); And so we wrote a &#8220;proof of concept&#8221; using_writeln.html first draft Using (Document) Writeln web application for &hellip; <a href=\"https:\/\/www.rjmprogramming.com.au\/ITblog\/using-document-writeln-primer-tutorial\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,14,37],"tags":[349,352,5446,576,652,997,1986,1319],"class_list":["post-72455","post","type-post","status-publish","format-standard","hentry","category-elearning","category-event-driven-programming","category-tutorials","tag-document","tag-document-write","tag-document-writeln","tag-html","tag-javascript","tag-programming","tag-proof-of-concept","tag-tutorial"],"_links":{"self":[{"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/posts\/72455"}],"collection":[{"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/comments?post=72455"}],"version-history":[{"count":4,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/posts\/72455\/revisions"}],"predecessor-version":[{"id":72460,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/posts\/72455\/revisions\/72460"}],"wp:attachment":[{"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/media?parent=72455"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/categories?post=72455"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rjmprogramming.com.au\/ITblog\/wp-json\/wp\/v2\/tags?post=72455"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}