Cara Membuat Syntax Highlighter Otomatis di Blogger
Tutorial artikel kali ini saya akan membagikan Cara Membuat Syntax Highlighter di Blog otomatis dengan Highlight.js, dengan Highlighter.js ini kita dapat menambahkan Syntax Highlighter secara otomatis dengan tambahan copy kode. Sehingga kita tidak perlu menambahkan Syntax bahasa program secara manual. 

Syntax Highlight di blogger memiliki banyak manfaat, terlebih lagi apabila blog maupun website milik kalian merupakan blog yang membahas tentang bahasa program. Ataupun tentang pemrograman, dengan kode ini kalian bisa menambahkan syntax highlight otomatis sehingga akan memudahkan pengunjung blog atau web kalian untuk mengcopy kode program yang kalian bagikan. Berikut adalah Cara Membuat Syntax Highlighter di Blog. 

Cara Memasang Syntax Highlighter Otomatis di Blog  

Sebelum masuk ke tutorialnya, ada baiknya kalian ketahui terlebih dahulu, memasang syntax highlight otomatis ini mungkin akan mempengaruhi kecepatan loading website kalian, karena pada artikel ini kita akan menggunakan script pihak ketiga yakni highlight.js. 

Pertama silahkan kalian masuk ke dashboard Blogger > Tema > Edit HTML. pada mode edit HTML ini silahkan kalian pastekan kode CSS di bawah ini tepat di atas kode ]]></b:skin> atau di atas kode </style>.

.post-body pre{position:relative;width:100%;background-color:#262a2d;border-radius:4px;margin:25px auto;-moz-tab-size:2;-o-tab-size:2;tab-size:2;word-break:normal;user-select:text;-webkit-user-select:text;-khtml-user-select:text;-moz-user-select:text;-ms-user-select:text;user-select:text;-webkit-hyphens:none;-moz-hyphens:none;-ms-hyphens:none;hyphens:none}
.post-body pre code{color:rgba(255,255,255,.9);display:block;padding:20px;white-space:pre;font-family:monospace;font-size:14px;overflow-x:auto;line-height:1.5em}
.hljs,.hljs-subst,.hljs-tag{color:#eaebec}
.hljs-emphasis,.hljs-strong{color:#a8a8a2}
.hljs-bullet,.hljs-link,.hljs-literal,.hljs-number,.hljs-quote,.hljs-regexp{color:#ae81ff}
.hljs-code,.hljs-section,.hljs-selector-class,.hljs-title{color:#a6e22e}
.hljs-strong{font-weight:700}
.hljs-emphasis{font-style:italic}
.hljs-attr,.hljs-keyword,.hljs-name,.hljs-selector-tag{color:#f15a5a}
.hljs-attribute,.hljs-symbol{color:#66d9ef}
.hljs-class .hljs-title,.hljs-params{color:#f8f8f2}
.hljs-addition,.hljs-built_in,.hljs-builtin-name,.hljs-selector-attr,.hljs-selector-id,.hljs-selector-pseudo,.hljs-string,.hljs-template-variable,.hljs-type,.hljs-variable{color:#e6db74}
.hljs-comment,.hljs-deletion,.hljs-meta{color:#75715e}
mark{padding:1px 6px;border-radius:2px;font-family:'Fira Mono', monospace;font-size: 15px}
code mark{font-size: 13px;margin: 2px;display: inline-block;}
pre code mark{margin:0;padding:0;border-radius:2px}
mark .hljs, mark .hljs-subst, mark .hljs-tag, mark .hljs-addition, mark.hljs-built_in, mark .hljs-builtin-name, mark .hljs-selector-attr, mark .hljs-selector-id, mark .hljs-selector-pseudo, mark .hljs-string, mark .hljs-attr, mark .hljs-template-variable, mark .hljs-type, .hljs-variable, mark .hljs-attribute,mark .hljs-symbol,mark .hljs-bullet,mark .hljs-link,mark .hljs-literal,mark .hljs-number,mark .hljs-quote,mark .hljs-regexp{color:#000}
.code-badge-copy-icon{background:url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M391.89,450H163a50.17,50.17,0,0,1-50.11-50.11V98.11A50.17,50.17,0,0,1,163,48h150.1a15,15,0,0,1,10.61,4.39L437.61,166.27A15,15,0,0,1,442,176.88v223A50.17,50.17,0,0,1,391.89,450ZM163,78a20.13,20.13,0,0,0-20.11,20.11V399.89A20.13,20.13,0,0,0,163,420H391.89A20.13,20.13,0,0,0,412,399.89V183.09L306.91,78Z' fill='%23c6c9ce'/%3E%3Cpath d='M427,191.88H348.23a50.17,50.17,0,0,1-50.11-50.11V63a15,15,0,0,1,30,0v78.77a20.13,20.13,0,0,0,20.11,20.11H427a15,15,0,0,1,0,30Z' fill='%23c6c9ce'/%3E%3C/svg%3E");background-size:55% 55%;background-repeat:no-repeat;background-position:center;cursor:pointer;padding:7px 15px;margin:-5px -8px -5px -14px}
.code-badge > .code-badge-check-icon{background:green}
.code-badge-check-icon{cursor:pointer;padding:0 7px;margin:-5px 0 -5px -5px;background:url('data:image/svg+xml;base64,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');background-size:100% 100%}
#copyy i.code-badge-copy-icon:before{content:'Copy Code';font-style:normal;position:absolute;display:block;top:-20px;width:max-content;background:rgba(0,0,0,.57);color:#fff;border-radius:3px;right:0;padding:2px 6px;visibility:hidden;opacity:0;transition:all .2s ease}
#copyy:hover i.code-badge-copy-icon::before{visibility:visible;opacity:1;top:-33px}
#copyy i.code-badge-copy-icon:after{content:'';position:absolute;top:0;right:13px;border-left:solid transparent 4px;border-right:solid transparent 4px;border-top:solid rgba(0,0,0,.57) 4px;opacity:0;visibility:hidden;transition:all .2s ease}
#copyy:hover i.code-badge-copy-icon::after{visibility:visible;opacity:1;top:-9.8px}
#copyy  i.code-badge-check-icon:before{content:'Code Copied!';font-style:normal;position:absolute;display:block;top:-33px;width:max-content;background:rgba(0,0,0,.57);color:#fff;border-radius:3px;right:0;padding:2px 6px;transition:all .2s ease}
#copyy i.code-badge-check-icon:after{content:'';position:absolute;top:-9.8px;right:13px;border-left:solid transparent 4px;border-right:solid transparent 4px;border-top:solid rgba(0,0,0,.57) 4px;transition:all .2s ease}

Setelah itu kalian tinggal tambahkan script javascript highlight.js di bawah ini. Silahkan kalian pastekan persis di atas kode </body> atau diatas kode &lt;!--</body>--&gt;&lt;/body&gt;. Setelah itu Kalian Simpan Tema
<script src='https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.2.1/highlight.min.js'/>
<script>/*<![CDATA[*/
!function(e,o){"object"==typeof module&&"object"==typeof module.exports?module.exports=e.document?o(e,!0):function(e){if(!e.document)throw new Error("A window with a document is required");return o(e)}:o(e)}("undefined"!=typeof window?window:this,function(y,e){if("boolean"!=typeof o)var o=!1;function t(e){var o,m={templateSelector:"#CodeBadgeTemplate",contentSelector:"body",loadDelay:0,copyIconClass:"fa fa-copy",copyIconContent:"",checkIconClass:"fa fa-check text-success",checkIconContent:"",onBeforeCodeCopied:null};function t(){m.loadDelay?setTimeout(n,loadDelay):n()}function n(){if(!document.querySelector(m.templateSelector)){var e=document.createElement("div");e.innerHTML=function(){for(var e=["<style>","@media print {","   .code-badge { display: none; }","}"," .dark-mode .code-badge {","        background: rgba(78,95,109,.10);","    }"," .code-badge-pre {","        position: relative;","    }","    .code-badge {","        display: flex;","        flex-direction: row;","        white-space: normal;","        background: rgba(88,101,111,.63);","        color: #333;","        font-size: 0.875em;","        opacity: 0.5;","        transition: opacity linear 0.5s;","        border-radius: 0 4px 0 4px;","        padding: 5px 8px 5px 8px;","        position: absolute;","        right: 0;","        top: 0;","    }","    .code-badge.active {","        opacity: 0.8;","    }","","    .code-badge:hover {","        opacity: .95;","    }","","    .code-badge a,","    .code-badge a:hover {","        text-decoration: none;","    }","","    .code-badge-language {","        margin-right: 10px;","        font-weight: 600;","        color: goldenrod;","    }","    .fa.text-success:{ color: limegreen !important }","</style>",'<div id="CodeBadgeTemplate" style="display:none">','    <div class="code-badge">','        <div class="code-badge-language" >{{language}}</div>','        <div  id="copyy" title="Salin Code">','            <i class="{{copyIconClass}}"></i></i></a>',"        </div>","     </div>","</div>"],o="",t=0;t<e.length;t++)o+=e[t]+"\n";return o}();var o=e.querySelector("style"),t=e.querySelector(m.templateSelector);document.body.appendChild(o),document.body.appendChild(t)}for(var n=document.querySelector(m.templateSelector).innerHTML,c=document.querySelectorAll("pre>code.hljs"),a=0;a<c.length;a++){var r=c[a];if(!r.querySelector(".code-badge")){for(var d="",l=0;l<r.classList.length;l++){var i=r.classList[l];if("language-"===i.substr(0,9)){d=r.classList[l].replace("language-","");break}if("lang-"===i.substr(0,5)){d=r.classList[l].replace("lang-","");break}if(!d)for(var s=0;s<r.classList.length;s++)if("hljs"!=r.classList[s]){d=r.classList[s];break}}"ps"==(d=d?d.toLowerCase():"text")?d="powershell":"cs"==d?d="csharp":"js"==d?d="javascript":"ts"==d?d="typescript":"fox"==d&&(d="foxpro");var p=n.replace("{{language}}",d).replace("{{copyIconClass}}",m.copyIconClass).trim(),u=document.createElement("div");u.innerHTML=p,u=u.querySelector(".code-badge");var g=r.parentElement;g.classList.add("code-badge-pre"),m.copyIconContent&&(u.querySelector(".code-badge-copy-icon").innerText=m.copyIconContent),g.insertBefore(u,r)}}document.querySelector(m.contentSelector).addEventListener("click",function(e){return e.srcElement.classList.contains("code-badge-copy-icon")&&(e.preventDefault(),e.cancelBubble=!0,function(e){var o=e.srcElement.parentElement.parentElement.parentElement,t=o.querySelector("pre>code"),n=t.textContent||t.innerText;m.onBeforeCodeCopied&&(n=m.onBeforeCodeCopied(n,t));var c=document.createElement("textarea");c.value=n.trim(),document.body.appendChild(c),c.style.display="block",y.document.documentMode?c.setSelectionRange(0,c.value.length):c.select();document.execCommand("copy"),document.body.removeChild(c),function(e){var o=m.copyIconClass.split(" "),t=m.checkIconClass.split(" "),n=e.querySelector(".code-badge-copy-icon");n.innerText=m.checkIconContent;for(var c=0;c<o.length;c++)n.classList.remove(o[c]);for(c=0;c<t.length;c++)n.classList.add(t[c]);setTimeout(function(){n.innerText=m.copyIconContent;for(var e=0;e<t.length;e++)n.classList.remove(t[e]);for(e=0;e<o.length;e++)n.classList.add(o[e])},2e3)}(o)}(e)),!1})}o=e,Object.assign(m,o),"loading"==document.readyState?document.addEventListener("DOMContentLoaded",t):t()}y.highlightJsBadge=t,y.module&&y.module.exports&&(y.module.exports.highlightJsBadge=t),o&&t()});

document.addEventListener("DOMContentLoaded", (event) => {
  var pres = document.querySelectorAll("pre>code");
  for (var i = 0; i < pres.length; i++) {
    hljs.highlightBlock(pres[i]);
  }

  var options = {
    contentSelector: ".post-body",
    loadDelay:0,
    copyIconClass: "code-badge-copy-icon",
    checkIconClass: "code-badge-check-icon",
    onBeforeTextCopied: function(text, codeElement) {
      return text;   
    }
  };
  window.highlightJsBadge(options);
});
function downloadJSAtOnload(){var e=document.createElement("script");e.src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.2.1/highlight.min.js",document.body.appendChild(e)}window.addEventListener?window.addEventListener("load",downloadJSAtOnload,!1):window.attachEvent?window.attachEvent("onload",downloadJSAtOnload):window.onload=downloadJSAtOnload;
/*]]>*/</script>

Setelah Proses selesai menyimpan Tema blogger kalian, kalian bisa panggil Kode Syntax Highlighter nya dengan cara seperti di bawah ini. 
<pre><code class="html">Kode program ....</code></pre>

Atau kalian cukup menggunakan seperti di bawah ini maka otomatis kode nya akan terbaca dengan sendirinya. jadi kalian tidak perlu repot menambahkan bahasa programnya.
 
<pre><code>Kode Program...</code></pre>
Dan apabila kalian ingin menandai sebuah kode kalian cukup tambahkan kode <mark> kode yang akan di tandai di sini </mark> untuk menandai bagian di kode kalian.
<pre><code>Kode Program... Ditandai</code></pre>

Begitulah Caranya Membuat Dan Memasang Syntax Highlighter Otomatis di Blog dengan Highlight.js yang mana dapat memudahkan kalian apabila ingin membagikan suatu cuplikan kode program di blogger maupun di website kalian. Semoga Bermanfaat.