WP Main Code

/*==================================================================
cheet code
==================================================================*/
<?php the_author(); ?>          // To show post author name
<?php the_author_posts_link(); ?>   // To show post author name with author archives link
<?php the_content(); ?>         // To show post content
<?php the_excerpt(); ?>     //Displays the post excerpt with a length of 55 words
<?php edit_post_link(); ?>      // To show edit post link
<?php next_posts_link( 'Older Entries' ); ?>        // To show the previous link
<?php previous_posts_link( 'Newer Entries' ); ?>    // To show the next link
<?php wp_title(); ?>                    // The title of your blog
<?php the_time('m-d-y') ?>              // To get time and date
<?php the_permalink() ?>                // To get permanent link for you post/page
<?php comments_popup_link(); ?>             // To get pop-up comment's link
<?php comments_popup_link( 'Leave a Comment', '1 Comment', '% Comments' ); ?>
<?php the_category(', ') ?>             // To show category >>code
<?php the_ID(); ?>                  // To get ID for post/page
<?php post_class(); ?>                  // To get class for post/page
<?php wp_get_archives() ?>              // To get Get archive
<?php get_calendar(); ?>                // To get default calender
<?php wp_list_pages(); ?>               // To get site page list
<?php wp_list_cats(); ?>                // To get site category list
<?php get_links_list(); ?>              // To get list for link


/*==================================================================
header.php
==================================================================*/
<?php bloginfo('name'); ?>          // ব্লগের নাম (Site Title) আনার জন্য
<?php bloginfo(’description’); ?>       // ব্লগের বর্ণনা (Tagline) আনার জন্য
<?php bloginfo(’wpurl’); ?>         // WordPress address (URL) আনার জন্য
<?php bloginfo(’url’); ?>           // Site address (URL) আনার জন্য
<?php bloginfo('stylesheet_url'); ?>        // ডাইনামিক স্টাইল style.css শীট
<?php bloginfo('html_type'); ?>         //Content-Type দেখানোর জন্য
<?php bloginfo('charset'); ?>           //Encoding for page and feeds দেখানোর জন্য
<?php bloginfo('pingback_url'); ?>      //Pingback XML-RPC file URL দেখানোর জন্য

<?php echo get_template_directory_uri(); ?>     // ডাইনামিক থিম ডাইরেক্টরী
<?php wp_head(); ?>                 //হেডারের স্ক্রীপ্ট পাওয়ার জন্য


/*==================================================================
index.php
===================================================================*/
<?php get_header(); ?>              //header.php ফাইল কল করার জন্য
<?php get_footer(); ?>              //footer.php ফাইল কল করার জন্য
<?php get_sidebar(); ?>             //sidebar.php ফাইল কল করার জন্য
<?php get_search_form(); ?>                     //searchform.php ফাইল কল করার জন্য
<?php get_template_part('file_name'); ?>    //যে কোন ফাইল কল করার জন্য .php ছাড়া ফাইলের নাম দিতে হবে
<?php comments_template(); ?>           // Call for comment template

/*==================================================================
Custom Fields
===================================================================*/
 <?php echo get_post_meta($post->ID, 'key', true); ?>  //key এর যায়গায় custom fields এর নাম লিখতে হবে

/*==================================================================
For_Dynamic_Sidebar
===================================================================*/
//Sidebar.php সাইডবার কল করার জন্য

<?php dynamic_sidebar('right-sidebar'); ?>      //এখানে right_sidebar হল সাইড বারের আইডি।

//functions.php সাইডবার রেজিস্ট্রার করার জন্য নিচের কোড অন্তর্ভুক্ত করুন

<?php
function themename_widget_areas() {
    register_sidebar( array(
        'name' => __( 'Right Sidebar', 'themename' ),
        'id' => 'right-sidebar',
        'description' => __( 'An optional widget area for your welcome message area.', 'themename' ),
        'before_widget' => '<div class="single_sidebar">',
        'after_widget' => '</div>',
        'before_title' => '<h2>',
        'after_title' => '</h2>',
    ) );
}
add_action('widgets_init', 'themename_widget_areas');

 ?>



/*=============================================================
For Dynamic Menu
===============================================================*/
//functions.php তে নিচের কোড অন্তর্ভুক্ত করুন

//To add main menu
<?php
// To add a single menu
if (function_exists('register_nav_menu')) {
    register_nav_menu( 'main_menu', __( 'Main Menu') );
}

// To add multiple menu
if (function_exists('register_nav_menus')) {
    register_nav_menus( array(
        'main_menu' => 'Main Menu',
        'footer_menu' => 'Footer Menu'
    ) );
}

?>

// যেখানে মেনু ব্যবহার করতে চান সেখানে নিচের কোড অন্তর্ভুক্ত করুন
<?php wp_nav_menu( array( 'theme_location' => 'main_menu','menu_class' => '', 'menu_id' => '') ); ?>



/*===================================================
Adding WordPress Loop
=====================================================*/
<?php if(have_posts()) : while ( have_posts() ) : the_post(); ?>

/*All content goes here*/

<?php endwhile; endif; ?>



/*===================================================
For displaying all single posts
=====================================================*/
<?php if(have_posts()) : while(have_posts())  : the_post(); ?>
    <div id="post-<?php the_ID(); ?>" <?php post_class(); ?>>
        <h2 class="entry_title"><a href="<?php the_permalink(); ?>"   rel="bookmark"  title="<?php printf( esc_attr__( 'Permalink to %s', 'compass' ), the_title_attribute( 'echo=0' ) ); ?>"><?php the_title(); ?></a></h2>
        <div class="entry_meta">
            <p>Posted on <?php the_date(); ?> by <?php the_author(); ?></p>
        </div>
        <div class="entry_content">
            <?php the_content(); ?>
        </div>
          <?php comments_template( '', true ); ?>
    </div>
<?php endwhile; else : ?>
    <h3><?php _e('404 Error&#58; Not Found'); ?></h3>
<?php endif; ?>


/*===================================================
For enable featured image with auto crop
=====================================================*/
add_theme_support( 'post-thumbnails', array( 'post' ) );
if ( function_exists( 'add_image_size' ) ) {
    add_image_size( 'category-thumb', 300 ); //300 pixels wide (and unlimited height)
    add_image_size( 'custom-size', 220, 180 ); // 220 pixels wide by 180 pixels tall, soft proportional crop mode
    add_image_size( 'homepage-thumb', 220, 180, true ); // 220 pixels wide by 180 pixels tall, hard crop mode
}

//ব্যবহার করতে নিচের কেডটি বসাতে হবে
<?php
    if ( has_post_thumbnail() ) {
        the_post_thumbnail( 'your-custom-size' );
    }
?>