php - How to get 5 words from database and put it in slider caption -


i'm trying write simple function 5 words table wp_posts , post_content row in wordpress , put in carousel caption:

<div class="caption"> <time class="the-date" datetime="<?php echo esc_attr(get_the_time('c')); ?>"> <?php echo esc_html(get_the_date()); ?></time> <h3><a href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>"> <?php the_title(); ?></a></h3> <p>(here want put function)</p></div>

and myqsql query

select substring_index(post_content," ",5) wp_posts `id`= (id_of_post)

i need answering questions below

how post id , how put between <p> tags

now i'm having: 

$getfewwords = $wpdb->get_var( "select substring_index(post_content,' ',8) wp_posts id = 1

and works , question how post id ?

solution below:

       <?php  $getfewwords = $wpdb->get_var( "select substring_index(post_content,' ',8) wp_posts `id`='$post->id' " ); echo "<h3>{$getfewwords}</h3>"; ?>

hope helped somebody.


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