igp_template_caption_splitting.php

add_filter( 'igp_template_caption_no_tags', 'my_igp_template_caption_no_tags' );

function my_igp_template_caption_no_tags( $caption ) {
    $caption_parts = explode( '&&', $caption );
    
    return $caption[0];
}

add_filter( 'igp_template_caption', 'my_igp_template_caption' );

function my_igp_template_caption( $caption ) {
    $caption_parts = explode( '&&', $caption );
    
    return $caption[1];
}