WordPress :: Sample WP Query

wp_query.php

<?php
$args = array(
    'post_type' => 'product',
    'posts_per_page' => -1, // -1 mean show all data
    'post_status' => 'publish', 
    
    // with multiple taxonomy, if not just get rid the relation and put only one taxonomy array
    'tax_query' => array(
        'relation' => 'AND',
        array(
            'taxonomy' => 'color',
            'field'    => 'slug',
            'terms'    => array( 'white', 'gray' ),
        ),
        array(
            'taxonomy' => 'type',
            'field'    => 'id',
            'terms'    => array( 103, 115, 206 ),
            'operator' => 'NOT IN',
        ),
    ),
    
    // select that only have this meta
    'meta_key' => 'brand',
    'meta_value' => 'adidas',
    
    // pagination, based on posts_per_page option
    'paged' => 1
);

$the_query = new WP_Query($args);
$total_number = $the_query->found_posts; //total without limit
$displayed_number =  $the_query->post_count; //total with limit

// loop
while ($the_query->have_posts()) : $the_query->the_post();

    if(! has_post_format() && has_post_thumbnail()) {
        // size: thumbnail, medium, large or full
        $thumb = wp_get_attachment_image_src(get_post_thumbnail_id($post->ID), 'large');
        $url = $thumb[0];
        $width = $thumb[1];
        ?>
        
        <a href="<?php the_permalink() ?>">
        	<img alt="<?php the_title() ?>" src="<?php echo $url ?>">
        </a>
        
        <?php
    }
    
    // or just do the_post_thumbnail
    the_post_thumbnail('post-thumbnail', array('class' => 'img-responsive', 'alt' => get_the_title()))

    the_title(); // post title
    the_content(); // post content
    the_terms(get_the_ID(), 'category', 'Categories: ', ', '); // categories

    // terms without link
    $terms = get_the_terms(get_the_ID(), 'category');
    if (! is_wp_error($terms)) {
        $term_links = wp_list_pluck($terms, 'name');
        $term_text = implode(", ", $term_links);
        echo "Categories: $term_text";
    }
    else {
	echo "Categories: Uncategorized";
    }
	
endwhile;

wp_reset_postdata();