将此代码添加到函数中。php

if ( !function_exists( \'yourtheme_setup\' ) ) {
    function yourtheme_setup() {
        /*
         * Let WordPress manage the document title.
         * By adding theme support, we declare that this theme does not use a
         * hard-coded <title> tag in the document head, and expect WordPress to
         * provide it for us.
         */
        add_theme_support( \'title-tag\' );
    }

    add_action( \'after_setup_theme\', \'yourtheme_setup\' );
}