Cacher is the code snippet organizer for pro developers

jQuery(function($) {
    $('.post').matchHeight(); //set your target CSS class
});

 <?php

 function wpb_match_height() {
	 wp_enqueue_script ( 'matchheight' , get_stylesheet_directory_uri() . '/js/jquery.matchHeight-min.js', array( 'jquery' ), '1', true );
	 wp_enqueue_script ( 'matchheight-init' , get_stylesheet_directory_uri() . '/js/matchheight-init.js', array( 'matchheight' ), '1', true );
 }
 add_action( 'wp_enqueue_scripts', 'wpb_match_height' );