{"id":1044,"date":"2018-08-11T10:50:41","date_gmt":"2018-08-11T03:50:41","guid":{"rendered":"https:\/\/www.yellowweb.id\/blog\/?p=1044"},"modified":"2018-08-11T10:55:10","modified_gmt":"2018-08-11T03:55:10","slug":"pseudo-css-before-after","status":"publish","type":"post","link":"https:\/\/www.yellowweb.id\/blog\/pseudo-css-before-after\/","title":{"rendered":"Pseudo CSS Before After"},"content":{"rendered":"<p>Pseudo CSS before after biasanya digunakan pada awal dan sesudah sebuah elemen. &#8220;Pseudo&#8221; memiliki arti semu, karena elemen ini jika kita lihat didalam penulisan sebuah kode HTML, elemen tersebut tidak benar-benar berada disana, melainkan kita akan menggunakan elemen tersebut di CSS.<br \/>\n<!--more--><\/p>\n<p>Contoh sederhananya sebagai berikut:<\/p>\n<p>Selector Before CSS<\/p>\n<pre class=\"lang:default decode:true \" >::before {\r\n    css declarations;\r\n} <\/pre>\n<p>Selector After CSS<\/p>\n<pre class=\"lang:default decode:true \" >::after {\r\n    css declarations;\r\n} <\/pre>\n<p>Contoh penggunaan Before<\/p>\n<pre class=\"lang:default decode:true \" >&lt;!DOCTYPE html&gt;\r\n&lt;html&gt;\r\n&lt;head&gt;\r\n&lt;style&gt;\r\np::before { \r\n    content: \"Read this -\";\r\n    background-color: yellow;\r\n    color: red;\r\n    font-weight: bold;\r\n}\r\n&lt;\/style&gt;\r\n&lt;\/head&gt;\r\n&lt;body&gt;\r\n\r\n&lt;p&gt;My name is Donald&lt;\/p&gt;\r\n&lt;p&gt;I live in Ducksburg&lt;\/p&gt;\r\n\r\n&lt;p&gt;&lt;b&gt;Note:&lt;\/b&gt; For this selector to work in IE8, a DOCTYPE must be declared, and you must use the old, single-colon CSS2 syntax (:before instead of ::before).&lt;\/p&gt;\r\n\r\n&lt;\/body&gt;\r\n&lt;\/html&gt;\r\n<\/pre>\n<p>Contoh penggunaan after<\/p>\n<pre class=\"lang:default decode:true \" >&lt;!DOCTYPE html&gt;\r\n&lt;html&gt;\r\n&lt;head&gt;\r\n&lt;style&gt;\r\np::after { \r\n    content: \" - Remember this\";\r\n    background-color: yellow;\r\n    color: red;\r\n    font-weight: bold;\r\n}\r\n&lt;\/style&gt;\r\n&lt;\/head&gt;\r\n&lt;body&gt;\r\n\r\n&lt;p&gt;My name is Donald&lt;\/p&gt;\r\n&lt;p&gt;I live in Ducksburg&lt;\/p&gt;\r\n\r\n&lt;p&gt;&lt;b&gt;Note:&lt;\/b&gt; For this selector to work in IE8, a DOCTYPE must be declared, and you must use the old, single-colon CSS2 syntax (:after instead of ::after).&lt;\/p&gt;\r\n\r\n&lt;\/body&gt;\r\n&lt;\/html&gt;\r\n<\/pre>\n<p>Jika kita perhatikan pada CSS Selector Before, maka disana akan terlihat sebuah elemen baru terbentuk, tepat berada diposisi paling depan sebuah elemen\/ tag, namun jika kita perhatikan pada struktur kode HTML, elemen tersebut tidak berada disana. Sebaliknya pada selector After, elemen baru akan ditambahkan pada bagian akhir atau belakang elemen\/tag HTML.<\/p>\n<p>Awalnya cukup sedikit membingungkan, kalian sebaiknya mencoba potongan kode diatas yang diambil dari <a href=\"https:\/\/www.w3schools.com\/cssref\/css_selectors.asp\" rel=\"noopener\" target=\"_blank\">w3schools<\/a><\/p>\n<p><iframe loading=\"lazy\" title=\"Before and After pseudo elements explained - part one: how they work\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/zGiirUiWslI?start=1&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>Teman-teman juga dapat mengembangkan efek yang menarik dengan menggunakan Pseudo CSS before after, seperti berikut:<\/p>\n<p><iframe loading=\"lazy\" width=\"100%\" height=\"300\" src=\"\/\/jsfiddle.net\/miftahfs\/3agy1c8d\/1\/embedded\/\" allowfullscreen=\"allowfullscreen\" allowpaymentrequest frameborder=\"0\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pseudo CSS before after biasanya digunakan pada awal dan sesudah sebuah elemen. &#8220;Pseudo&#8221; memiliki arti semu, karena elemen ini jika kita lihat didalam penulisan sebuah kode HTML, elemen tersebut tidak benar-benar berada disana, melainkan kita akan menggunakan elemen tersebut di CSS.<\/p>\n","protected":false},"author":1,"featured_media":1047,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[458,457,22,456,462],"class_list":["post-1044","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-css","tag-after","tag-before","tag-css3","tag-pseudo-css","tag-selector-css"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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