print_head_scripts

The timeline below displays how wordpress function print_head_scripts has changed across different WordPress versions. If a version is not listed, refer to the next available version below.

WordPress Version: 4.6

/**
 * Prints the script queue in the HTML head on admin pages.
 *
 * Postpones the scripts that were queued for the footer.
 * print_footer_scripts() is called in the footer to print these scripts.
 *
 * @since 2.8.0
 *
 * @see wp_print_scripts()
 *
 * @global bool $concatenate_scripts
 *
 * @return array
 */
function print_head_scripts()
{
    global $concatenate_scripts;
    if (!did_action('wp_print_scripts')) {
        /** This action is documented in wp-includes/functions.wp-scripts.php */
        do_action('wp_print_scripts');
    }
    $wp_scripts = wp_scripts();
    script_concat_settings();
    $wp_scripts->do_concat = $concatenate_scripts;
    $wp_scripts->do_head_items();
    /**
     * Filters whether to print the head scripts.
     *
     * @since 2.8.0
     *
     * @param bool $print Whether to print the head scripts. Default true.
     */
    if (apply_filters('print_head_scripts', true)) {
        _print_scripts();
    }
    $wp_scripts->reset();
    return $wp_scripts->done;
}

WordPress Version: 4.3

/**
 * Prints the script queue in the HTML head on admin pages.
 *
 * Postpones the scripts that were queued for the footer.
 * print_footer_scripts() is called in the footer to print these scripts.
 *
 * @since 2.8.0
 *
 * @see wp_print_scripts()
 *
 * @global bool $concatenate_scripts
 *
 * @return array
 */
function print_head_scripts()
{
    global $concatenate_scripts;
    if (!did_action('wp_print_scripts')) {
        /** This action is documented in wp-includes/functions.wp-scripts.php */
        do_action('wp_print_scripts');
    }
    $wp_scripts = wp_scripts();
    script_concat_settings();
    $wp_scripts->do_concat = $concatenate_scripts;
    $wp_scripts->do_head_items();
    /**
     * Filter whether to print the head scripts.
     *
     * @since 2.8.0
     *
     * @param bool $print Whether to print the head scripts. Default true.
     */
    if (apply_filters('print_head_scripts', true)) {
        _print_scripts();
    }
    $wp_scripts->reset();
    return $wp_scripts->done;
}

WordPress Version: 4.2

/**
 * Prints the script queue in the HTML head on admin pages.
 *
 * Postpones the scripts that were queued for the footer.
 * print_footer_scripts() is called in the footer to print these scripts.
 *
 * @since 2.8.0
 *
 * @see wp_print_scripts()
 */
function print_head_scripts()
{
    global $wp_scripts, $concatenate_scripts;
    if (!did_action('wp_print_scripts')) {
        /** This action is documented in wp-includes/functions.wp-scripts.php */
        do_action('wp_print_scripts');
    }
    if (!$wp_scripts instanceof WP_Scripts) {
        $wp_scripts = new WP_Scripts();
    }
    script_concat_settings();
    $wp_scripts->do_concat = $concatenate_scripts;
    $wp_scripts->do_head_items();
    /**
     * Filter whether to print the head scripts.
     *
     * @since 2.8.0
     *
     * @param bool $print Whether to print the head scripts. Default true.
     */
    if (apply_filters('print_head_scripts', true)) {
        _print_scripts();
    }
    $wp_scripts->reset();
    return $wp_scripts->done;
}

WordPress Version: 3.9

/**
 * Prints the script queue in the HTML head on admin pages.
 *
 * Postpones the scripts that were queued for the footer.
 * print_footer_scripts() is called in the footer to print these scripts.
 *
 * @since 2.8.0
 *
 * @see wp_print_scripts()
 */
function print_head_scripts()
{
    global $wp_scripts, $concatenate_scripts;
    if (!did_action('wp_print_scripts')) {
        /** This action is documented in wp-includes/functions.wp-scripts.php */
        do_action('wp_print_scripts');
    }
    if (!is_a($wp_scripts, 'WP_Scripts')) {
        $wp_scripts = new WP_Scripts();
    }
    script_concat_settings();
    $wp_scripts->do_concat = $concatenate_scripts;
    $wp_scripts->do_head_items();
    /**
     * Filter whether to print the head scripts.
     *
     * @since 2.8.0
     *
     * @param bool $print Whether to print the head scripts. Default true.
     */
    if (apply_filters('print_head_scripts', true)) {
        _print_scripts();
    }
    $wp_scripts->reset();
    return $wp_scripts->done;
}

WordPress Version: 3.8

/**
 * Prints the script queue in the HTML head on admin pages.
 *
 * Postpones the scripts that were queued for the footer.
 * print_footer_scripts() is called in the footer to print these scripts.
 *
 * @since 2.8
 *
 * @see wp_print_scripts()
 */
function print_head_scripts()
{
    global $wp_scripts, $concatenate_scripts;
    if (!did_action('wp_print_scripts')) {
        /** This action is documented in wp-includes/functions.wp-scripts.php */
        do_action('wp_print_scripts');
    }
    if (!is_a($wp_scripts, 'WP_Scripts')) {
        $wp_scripts = new WP_Scripts();
    }
    script_concat_settings();
    $wp_scripts->do_concat = $concatenate_scripts;
    $wp_scripts->do_head_items();
    if (apply_filters('print_head_scripts', true)) {
        _print_scripts();
    }
    $wp_scripts->reset();
    return $wp_scripts->done;
}

WordPress Version: 3.7

/**
 * Prints the script queue in the HTML head on admin pages.
 *
 * Postpones the scripts that were queued for the footer.
 * print_footer_scripts() is called in the footer to print these scripts.
 *
 * @since 2.8
 * @see wp_print_scripts()
 */
function print_head_scripts()
{
    global $wp_scripts, $concatenate_scripts;
    if (!did_action('wp_print_scripts')) {
        do_action('wp_print_scripts');
    }
    if (!is_a($wp_scripts, 'WP_Scripts')) {
        $wp_scripts = new WP_Scripts();
    }
    script_concat_settings();
    $wp_scripts->do_concat = $concatenate_scripts;
    $wp_scripts->do_head_items();
    if (apply_filters('print_head_scripts', true)) {
        _print_scripts();
    }
    $wp_scripts->reset();
    return $wp_scripts->done;
}