Hide Caldera Forms Submit button text

cf-hide-submit-button-text.php

/*
 * Hide Submit button text
 * Zip this in custom plugin or theme's functions.php file
 */
add_action( 'wp_footer', function() {
	echo '<script>
				var btn = jQuery(".caldera-grid .btn");
				if (btn.length > 0) {
					jQuery(btn).val("");
				}
	    </script>';
}, 10 );