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

0 vote168 views1 answer
Breadcrumb b5
Html
0 vote169 views2 answers
Bootrsrap
Html
0 vote160 views2 answers
Input change angular event
Html
75 votes148 views6 answers
Justify-content-between bootstrap 4
Html
8 votes110 views1 answer
&euro html
Html
77 votes182 views6 answers
Join array javascript
Html
0 vote153 views4 answers
Encrypt decrypt php
Html
10 votes180 views4 answers
A tag onclick
Html
0 vote177 views2 answers
How to get image on the tab bar html
Html
0 vote177 views1 answer
How to add bg html
Html