How to delete html comments

How to delete html comments: first open the corresponding code file; then delete the html comments through the "function remove_html_comments($content = ''){...}" method.

The operating environment of this article: Windows7 system, HTML5&&CSS3 version, Dell G3 computer.

The content of the comments in the html can be deleted using regular expressions.

Generally the way to write HTML comments is

• You can use the following custom methods to delete useless comments:

function remove_html_comments($content = '') {
return preg_replace(&#39;/<!--(.|\s)*?-->/&#39;, &#39;&#39;, $content);
}

The input parameter is content, and preg_replace is regular replacement. , the rule is

[Recommended learning: HTML video tutorial]

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