Different Read More Text for Different Post Types

variable_read_more.php

<?php
/**
 * This function will help to create different text for read more of different post types.
 *
 */
function mg_variable_excerpt_read_more( $more ) {
  // Declare $post global variable to detect current post type.
  global $post;
  
  // Check for the post type based on which assign the read more text for each post type.
  if ( 'post' === $post->post_type ) {
    return __( 'Continue Reading', 'textdomain' );
  } else if ( 'page' === $post->post_type ) {
    return __( 'Take a look', 'textdomain' );
  } else if ( 'products' === $post->post_type ) {
    return __( 'Look at this product.', 'textdomain' );
  } else {
    return __( 'Read More', 'textdomain' );
  }
}
add_filter( 'excerpt_more', 'mg_variable_excerpt_read_more' );