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<head>
  <meta charset=utf-8>
  <title>JS Alphabet Pattern 27 - Try It</title>
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<body>
  <h1>Centered pyramid</h1>
  <p>Edit <code>top</code> or spacing, then click Run.</p>
  <pre id=output></pre>
  <script>(()=>{const t="A".charCodeAt(0),e="E".charCodeAt(0);let o="";for(let r=t;r<=e;r++){let n="";for(let t=e;t>r;t--)n+="  ";for(let e=t;e<=r;e++)n+=String.fromCharCode(e)+" ";o+=n.trimEnd()+"\n"}document.getElementById("output").textContent=o})()</script>
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JavaScript Alphabet Pattern 27 (Try It)