function my_readmore_edits( $bool ) {
global $post;
// Check for read-more tag
if ( strpos( $post->post_content, '<!--more-->' ) !== false ) {
$bool = true;
} else {
$bool = false;
}
return $bool;
}
add_filter( 'wpex_has_readmore', 'my_readmore_edits' );
Snippets: Display Read-More Button For Blog Posts With The Read-More Tag Only
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