Count posts

count_posts.php

<?php

function count_posts_single_type( $type = '' ) {
    $count = rand( 1, 10 );
    
    echo 'Count for post type ' . $type . ' is ' . $count;
    echo PHP_EOL;
    echo PHP_EOL;
    echo PHP_EOL;
    
    return $count;
}

function count_posts_multiple_types( $types = [] ) {
    $numposts = 0;
    foreach( $types as $type ) {
        $numposts += count_posts_single_type( $type );
    }
    
    return $numposts;
}


function count_posts( $post_type = [] ) {
    if ( is_array( $post_type ) ) {
        return count_posts_multiple_types( $post_type );
    }
    
    return count_posts_single_type( $post_type );
}

$post_types = [ 'post', 'page', 'recipe' ];
$a = count_posts( $post_types );

echo 'Total count posts for a is ' . $a;

echo PHP_EOL;
echo PHP_EOL;

$p_types = [ 'product', 'magazine', 'leads' ];
$b = count_posts( $p_types );

echo 'Total count posts for b is ' . $b;

echo PHP_EOL;
echo PHP_EOL;