Go to function.php file, Insert Below Code :
// Post thumbnail OR futured Image Set
add_theme_support( ‘post-thumbnails’ );
set_post_thumbnail_size(100, 100, true);
And add below code which you want show the future Image :
<?php the_post_thumbnail(); ?>
Go to function.php file, Insert Below Code :
add_image_size('loopThumb', 588, 125, true);
OR
<?php the_post_thumbnail('loopThumb', array('class'=>'loopyThumbs')); ?>
OR
add_image_size('squareThumb', 125, 125, true);
OR
if (function_exists('add_theme_support')) {
add_theme_support('post-thumbnails');
set_post_thumbnail_size(588, 250, true); // Normal post thumbnails
add_image_size('loopThumb', 588, 125, true);
}
OR
<?php add_theme_support('post-thumbnails', array('page')); ?>
And add below code which you want show the future Image :
<?php the_post_thumbnail('loopThumb'); ?>
OR
<?php the_post_thumbnail('squareThumb'); ?>
OR
<?php the_post_thumbnail('loopThumb'); ?>
OR
<?php
if (has_post_thumbnail()) {
the_post_thumbnail('loopThumb');
}
elseif (get_post_meta($post->ID, "Thumbnail", true) != '') { ?>
<img src="<?php echo get_post_meta($post->ID, "Thumbnail", true); ?>" alt="<?php the_title(); ?>" class="attachment-loopThumb wp-post-image" />
<?php }
else {
echo '<img src="images/defaultThumbnail.png" alt="Default Post Image" />';
}
?>