Do_action( 'wp_head' );

function hook_javascript() {
    ?>
        <script>
            alert('Page is loading...');
        </script>
    <?php
}
add_action('wp_head', 'hook_javascript');

Source: developer.wordpress.org

Do_action( 'wp_head' );

function hook_css() {
    ?>
        <style>
            .wp_head_example {
                background-color : #f1f1f1;
            }
        </style>
    <?php
}
add_action('wp_head', 'hook_css');

Source: developer.wordpress.org

Similar codes

13 votes294 views3 answers
How to use variables in HTML
Html
0 vote265 views1 answer
Dijit/form/Textarea
Html
1 vote310 views1 answer
Tailwind border width
Html
6 votes277 views1 answer
\r in html
Html
0 vote294 views2 answers
Write php in javascript
Html
2 votes271 views2 answers
Add html img tag
Html
0 vote310 views1 answer
Col md flex column
Html
-2 votes288 views2 answers
Html skeleton
Html
0 vote296 views1 answer
Add html to page chrome extension
Html
0 vote327 views1 answer
Html skype chat link
Html