How to Selectively Remove HTML Tags in PHP?

Remove HTML Tags Selectively in PHP

Question: How can I selectively remove all HTML tags from a string in PHP, except for a specified list of allowed tags?

Answer: To remove all HTML tags while preserving a specific set of allowed tags, utilize PHP's strip_tags function. The strip_tags function allows you to specify a string containing the tags you want to retain.

Implementation:

<code class="php">$content = '<p>This is some HTML code with <br> and <a> tags.</a></p>';
echo strip_tags($content, '<p><br><a>');</code>

In this example, the strip_tags function will remove all HTML tags except for

,
, and , preserving the content within these tags. The output will be:

<p>This is some HTML code with and  tags.</a></p>

The above is the detailed content of How to Selectively Remove HTML Tags in PHP?. For more information, please follow other related articles on the PHP Chinese website!