<h1>Click-to-Tweet HTML Generator</h1>

<table>
  <tr>
    <td><label for="url">URL:</label></td>
    <td><input type="text" id="url" placeholder="http://offtherichterdesign.com/"></td>
  </tr>
  <tr>
    <td><label for="link">Link Text:</label></td>
    <td><input type="text" id="link" placeholder="The Clickable Text"></td>
  </tr>
  <tr>
    <td><label for="alt">Alt Text:</label></td>
    <td><input type="text" id="alt" placeholder="For Link SEO"></td>
  </tr>
  <tr>
    <td><label for="tweet">Tweet:</label></td>
    <td><input type="text" id="tweet" placeholder="Tweet...Duh!"></td>
  </tr>
  <tr>
    <td><label for="tweet">Hashtags:</label></td>
    <td><input type="text" id="hashtags" placeholder="Enter comma-separated hashtags"></td>
  </tr>

</table>

<h2>Generated HTML</h2>
<textarea id="share-links"></textarea>
<button>Copy to Clipboard</button>

body {
  width: 95%;
  max-width: 810px;
  font-family: tahoma, sans-serif;
  font-size: 14px;
  line-height: 1.4;
  padding: 0 0 20px 0;
  margin: 0 auto 0 auto;
}

h1 {
  font-size: 24px;
  text-align: center;
  margin: 20px 0 30px 0;
}

h2 {
  font-size: 20px;
  margin: 20px 0 30px 0;
}

table {
  margin: 0 auto 30px auto;
}

label {
  font-weight: bold;
}

input {
  width: 400px;
  padding: 2px;
  margin: 0 10px 0 0;
}

td:first-child {
  text-align: right;
  padding: 0 5px 0 0;
}

textarea {
  display: block;
  width: 100%;
  height: 80px;
  font-family: monospace;
  white-space: pre;
  margin: 0 0 10px 0;
}
$("table").on("input", function() {
  var url = encodeURIComponent($("#url").val());
  var link = $("#link").val();
  var alt = $("#alt").val();
  var tweet = encodeURIComponent($("#tweet").val());
  var title = encodeURIComponent($("#title").val());
  var summary = encodeURIComponent($("#summary").val());

  var hashtags = $("#hashtags").val();
  hashtags = hashtags.replace(/\s+/g, "");
  hashtags = hashtags.replace(/#/g, "");
  hashtags = encodeURIComponent(hashtags);
  hashtags = hashtags.replace(/%2C/g, ",");

  twitter =
    '<a alt="' + alt + '" target="_blank" href="https://twitter.com/intent/tweet?url=' + url;
  if (tweet !== "") {
    twitter += "&text=" + tweet;
  }
  if (hashtags !== "") {
    twitter += "&hashtags=" + hashtags;
  }
  twitter +='">' + link + "</a>";

  $("textarea").text(twitter);
});

$("button").on("click", function() {
  document.querySelector("#share-links").select();
  document.execCommand("copy");
});

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

  1. https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.0/jquery.min.js