/
codomins-rationale.html
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/
codomins-rationale.html
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<html>
<head>
<style type="text/css">
table {
font-size: smaller;
margin: 1em 0;
}
td {
border: 1px solid #c0c0c0;
padding: 5px;
}
.good {
color: #008000;
}
.bad {
color: #800000;
}
</style>
</head>
<body>
<p>Methods to hide content from browsers:</p>
<table>
<tr>
<th>Method</th>
<th>Minimum client requirements</th>
<th>Complicates caching</th>
<th>Requires HTTP redirects/server-side browser sniffing</th>
<th>Requires additional HTTP requests for conditional content</th>
<th>Unnecessary markup downloaded by client</th>
<th>Unnecessary linked resources downloaded by client</th>
<th>Unnecessary content parsed and added to DOM by client</th>
<th>Unnecessary content styled by client</th>
<th>Easily retrofitted to existing sites</th>
</tr>
<tr>
<th>Serve different HTML to different devices</th>
<td>HTML/HTTP</td>
<td class="bad">Yes</td>
<td class="bad">Yes</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="bad">No</td>
</tr>
<tr>
<th>Hide conditional content with CSS (display: none;)</th>
<td>CSS</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="bad">Yes</td>
<td class="bad">Yes</td>
<td class="bad">Yes</td>
<td class="bad">Yes</td>
<td class="good">Yes</td>
</tr>
<tr>
<th>Load conditional content via AJAX</th>
<td>Javascript</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="bad">Yes</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="bad">No</td>
</tr>
<tr>
<th>Load conditional content in HTML comments</th>
<td>Javascript</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="bad">Yes</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="good">No</td>
<td class="good">Yes</td>
</tr>
</table>
<a href="codomins-demo.php">< Back to demo</a>
</body>
</html>